WHAP period 6 timeline

Events

1914
1914
1915
1915
Approx. 1917
1918
1919
1919
1919
Approx. 1920
1921 - 1928
1923
1928 - 1932
1929
1930
1933 - 1945
1934 - 1935
21 February 1934
1935 - 1938
Approx. 1937
1938
1938
Approx. 1939
Approx. 1941
Approx. 1943
Approx. 1944
1945
1945
Approx. 1945
1947
1948 - 1989
1948
1949 - 1982
1949
Approx. 1949
1949
1950 - 1953
1954 - 1962
1954
Approx. 1955
1956
1956
1958 - 1961
1959
1961
1965 - 1973
Approx. 1979
1980 - 1988
1986 - 1989
1990 - 1991
1990
Approx. 1991
1997