Era
20th century
2,801
1900-1999
1,080
19th century
735
Civil War, 1861-1865
676
20e siècle
644
21st century
585
Revolution, 1775-1783
561
1939-1945
559
1800-1899
367
World War, 1939-1945
357
1861-1865 (Guerre de Sécession)
326
1861-1865
287
19e siècle
266
18th century
222
2003-2011
210
2000-2099
192
1989-
135
1914-1918
133
1945-
127
War of 1812
127
1960-
114
1775-1783 (Révolution)
112
21e siècle
107
1961-1975
101
2001-2021
99
1775-1783
94
2003-
91
1933-1945
87
1991-
82
World War, 1914-1918
82
1900 - 1999
81
Revolution, 1917-1921
81
1700-1799
76
1800-1999
76
1980-
71
Civil War, 2011-
71
Revolution, 1918-1923
71
1991
70
18e siècle
69
1950-1953
65
2001-2009
64
20e siècle
63
Since 2001
61
1955-1983
59
1939 - 1945
58
1992-
58
1964-1985
53
Since 1900
53
2001-
51
1945-1989
50
more ...