Era
20th century
1,378
21st century
1,134
1945-1989
1,031
1951-
864
2001-2009
597
1989-
567
1900-1999
550
2000-2099
545
1945-
541
Since 1951
490
19th century
478
Since 1945
422
1946-
353
1865-1950
324
1775-1865
323
2009-2017
311
1993-2001
300
1861-1865
296
1933-1945
271
To 1775
261
1981-1989
243
1900 - 1999
232
2001-
221
2008
213
1993-
199
Civil War, 1861-1865
191
2016
187
2009-
175
1775-1783
173
To 1865
168
2017-2021
159
21e siècle
157
1783-1789
148
1800-1899
147
2000
135
2001-2009-
127
2001 - 2009
124
2017-
124
1969-1974
123
2004
118
Since 1989
114
2000 - 2099
113
Since 1993
109
1989-1993
101
2012
101
18th century
97
1900-2099
97
1917-
96
1992
95
1815-1861
93
more ...