Era
1975-
Since 1975
2,970
1975-1982
1,074
20th century
582
1975-1994
356
1939-1975
235
Since 1900
219
Since 1945
216
1976-
211
1975-1990
204
1945-1975
202
1945-
200
1976-2002
190
1975-1988
187
1975-1979
156
1982-
142
Civil War, 1975-2002
123
21st century
122
1975 - 1982
121
1988-2000
121
1975-2008
104
1975-1982-
102
1988-
101
1979-
89
1975-1985
83
Since 1961
78
1900-1999
75
1979-1993
75
Civil War, 1975-1990
70
1974-
69
1994-
68
1960-
66
2000-
64
1990-
63
1890-1969
60
1953-
60
Since 1939
52
1975-1991
50
1900 - 1999
48
1938-
46
1975 - 1994
46
1985-1991
46
Civil War, 1975-
46
Revolution, 1961-1975
46
1989-
41
Since 1979
41
1961-1975
39
1978-
39
1953-1985
38
1980-
37
more ...