Era
20th century
1,226
Revolution, 1789-1799
912
19th century
802
18th century
759
21st century
721
1945-
719
Early works to 1800
689
1918-1945
611
Revolution, 1775-1783
547
1914-1918
528
1789 - 1799
502
Civil War, 1861-1865
501
1900-1999
447
Civil War, 1642-1649
429
1918-
390
1991-
387
17th century
359
1789-1799
339
1775-1783
308
2000-2099
289
Since 1945
280
1800-1899
267
1989-
252
1976-2000
249
2000-
231
1700-1799
230
1939-1945
228
Since 1991
195
1688-1815
186
1642-1649
181
To 1789
174
2009-
169
2001-2009
155
1960-
153
1914 - 1918
148
Since 1918
141
1861-1865
140
1900 - 1999
140
16th century
122
War of 1812
118
1990-
113
1976-
112
1861 - 1865
100
Since 2000
100
To 1500
100
2008-2009
98
Since 1989
98
To 1688
93
1700 - 1799
92
1970-
91
more ...