period 6

Events

1904
1910
1914
1917
1918
1919
1919
1925
1929
1931
1935
1935
1936
1937
1938
1939
1941
1945
1945
1945
1947
1949
1950
1953
1956
1957
1958
1962
1966
1968
1973
1978
1978
1989
1989
1990
1991
1991
1994
2001