1964 - 1973 Vietnam War
1969 Armstrong first person on moon
1986 Nuclear disaster at Chernobyl
1989 Berlin wall falls
1914 - 1918 World War I
1922 USSR formed by Soviet states
1939 - 1945 World War II
1945 Atomic bomb detonated (Hiroshima)
1871 Franco - Prussian War
1895 Marconi invents wireless telegraphy
1899 Boer War begins
1903 Wright brothers 1st plane flight
