20th Century History and Important Facts: The 20th century was dominated by a series of events that caused significant changes to redefine that era in world history: the flu pandemic, World War I and World War II, nuclear power and space exploration, nationalism and disinformation, the Cold War and post-Cold War conflicts; cultural homogeneity through intergovernmental organization and developments in emerging transportation and communication technology; Reduction in poverty and increase in world population, awareness of environmental degradation, ecological extinction; and the birth of the digital revolution, enabled by the widespread adoption of MOS transistors and integrated circuits. The 20th century saw the greatest change to the world order since the fall of Rome, with an increase in the global total fertility rate, sea level rise and ecological collapse.
20th Century History (100 LESSONS)
Year 1900 in History - Important Historical Events of the year 1900 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1901 in History - Important Historical Events of the year 1901 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1902 in History - Important Historical Events of the year 1902 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1903 in History - Important Historical Events of the year 1903 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1904 in History - Important Historical Events of the year 1904 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1905 in History - Important Historical Events of the year 1905 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1906 in History - Important Historical Events of the year 1906 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1907 in History - Important Historical Events of the year 1907 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1908 in History - Important Historical Events of the year 1908 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1909 in History - Important Historical Events of the year 1909 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1910 in History - Important Historical Events of the year 1910 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1911 in History - Important Historical Events of the year 1911 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1912 in History - Important Historical Events of the year 1912 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1913 in History - Important Historical Events of the year 1913 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1914 in History - Important Historical Events of the year 1914 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1915 in History - Important Historical Events of the year 1915 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1916 in History - Important Historical Events of the year 1916 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1917 in History - Important Historical Events of the year 1917 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1918 in History - Important Historical Events of the year 1918 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1919 in History - Important Historical Events of the year 1919 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1920 in History - Important Historical Events of the year 1920 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1921 in History - Important Historical Events of the year 1921 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1922 in History - Important Historical Events of the year 1922 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1923 in History - Important Historical Events of the year 1923 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1924 in History - Important Historical Events of the year 1924 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1925 in History - Important Historical Events of the year 1925 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1926 in History - Important Historical Events of the year 1926 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1927 in History - Important Historical Events of the year 1927 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1928 in History - Important Historical Events of the year 1928 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1929 in History - Important Historical Events of the year 1929 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1930 in History - Important Historical Events of the year 1930 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1931 in History - Important Historical Events of the year 1931 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1932 in History - Important Historical Events of the year 1932 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1933 in History - Important Historical Events of the year 1933 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1934 in History - Important Historical Events of the year 1934 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1935 in History - Important Historical Events of the year 1935 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1936 in History - Important Historical Events of the year 1936 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1937 in History - Important Historical Events of the year 1937 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1938 in History - Important Historical Events of the year 1938 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1939 in History - Important Historical Events of the year 1939 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1940 in History - Important Historical Events of the year 1940 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1941 in History - Important Historical Events of the year 1941 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1942 in History - Important Historical Events of the year 1942 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1943 in History - Important Historical Events of the year 1943 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1944 in History - Important Historical Events of the year 1944 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1945 in History - Important Historical Events of the year 1945 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1946 in History - Important Historical Events of the year 1946 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1947 in History - Important Historical Events of the year 1947 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1948 in History - Important Historical Events of the year 1948 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1949 in History - Important Historical Events of the year 1949 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1950 in History - Important Historical Events of the year 1950 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1951 in History - Important Historical Events of the year 1951 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1952 in History - Important Historical Events of the year 1952 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1953 in History - Important Historical Events of the year 1953 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1954 in History - Important Historical Events of the year 1954 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1955 in History - Important Historical Events of the year 1955 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1956 in History - Important Historical Events of the year 1956 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1957 in History - Important Historical Events of the year 1957 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1958 in History - Important Historical Events of the year 1958 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1959 in History - Important Historical Events of the year 1959 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1960 in History - Important Historical Events of the year 1960 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1961 in History - Important Historical Events of the year 1961 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1962 in History - Important Historical Events of the year 1962 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1963 in History - Important Historical Events of the year 1963 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1964 in History - Important Historical Events of the year 1964 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1965 in History - Important Historical Events of the year 1965 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1966 in History - Important Historical Events of the year 1966 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1967 in History - Important Historical Events of the year 1967 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1968 in History - Important Historical Events of the year 1968 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1969 in History - Important Historical Events of the year 1969 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1970 in History - Important Historical Events of the year 1970 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1971 in History - Important Historical Events of the year 1971 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1972 in History - Important Historical Events of the year 1972 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1973 in History - Important Historical Events of the year 1973 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1974 in History - Important Historical Events of the year 1974 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1975 in History - Important Historical Events of the year 1975 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1976 in History - Important Historical Events of the year 1976 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1977 in History - Important Historical Events of the year 1977 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1978 in History - Important Historical Events of the year 1978 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1979 in History - Important Historical Events of the year 1979 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1980 in History - Important Historical Events of the year 1980 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1981 in History - Important Historical Events of the year 1981 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1982 in History - Important Historical Events of the year 1982 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1983 in History - Important Historical Events of the year 1983 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1984 in History - Important Historical Events of the year 1984 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1985 in History - Important Historical Events of the year 1985 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1986 in History - Important Historical Events of the year 1986 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1987 in History - Important Historical Events of the year 1987 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1988 in History - Important Historical Events of the year 1988 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1989 in History - Important Historical Events of the year 1989 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1990 in History - Important Historical Events of the year 1990 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1991 in History - Important Historical Events of the year 1991 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1992 in History - Important Historical Events of the year 1992 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1993 in History - Important Historical Events of the year 1993 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1994 in History - Important Historical Events of the year 1994 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1995 in History - Important Historical Events of the year 1995 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1996 in History - Important Historical Events of the year 1996 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1997 in History - Important Historical Events of the year 1997 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1998 in History - Important Historical Events of the year 1998 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.
Year 1999 in History - Important Historical Events of the year 1999 such as: famous people born, famous people death, war treaty, independence of a country, invention of new technology, change of power, important national and international days etc.