Period 6

Chapters 20,21,22,23

Events

1914 - 1918
1915
1917
1917
1919
1920
1921
1929
1933
1937 - 1938
1939 - 1945
December 7, 1941
1945 - 1952
1947 - 1991
1948 - 1952
1949
1958 - 1961
1959
1976 - 1990
1979
1989
1991
1994