Era
20th century
463
1900-1999
209
19th century
204
Civil War, 1861-1865
193
Revolution, 1775-1783
145
1900 - 1999
113
Colonial period, ca. 1600-1775
99
1861-1865
86
1800-1899
59
18th century
58
1939-1945
57
1775-1783
54
1783-1865
45
1800-1999
45
1933-1945
37
1945-1989
37
1861 - 1865
36
1861-1932
36
20e siècle
32
1945-
29
1800 - 1899
27
To 1865
26
1809-1865
25
20e siècle
24
Geschichte
24
1775 - 1783
23
1600-1775
22
1775-1865
22
1865-1918
22
21st century
22
1800 - 1999
20
1874-1948
20
1875-1950
20
1939 - 1945
20
19e siècle
20
17th century
18
1838-1918
18
1743-1826
17
1700-1799
16
1890-1971
16
1916-1970
14
Since 1945
14
1868-1963
13
1871-1929
13
19e siècle
13
20th Century
13
1922-2010
12
1945-1953
12
1600 - 1775
11
1728-1814
11
more ...