Era
20th century
19th century
1,681
World War, 19141918
539
18th century
325
World War, 19391945
207
19th-20th century
142
21st century
142
16th century
113
14th century
73
1564-1616
70
1900-1999
64
17th century
61
Revolution, 17751783
59
12th century
48
Cultural Revolution, 1966-1976
37
1809-1865
31
15th century
25
1882-1971
19
1928-2016
19
1877-1961
16
1811-1896
15
1880-1964
14
1888-1953
14
1865-1939
13
Civil War, 1936-1939
13
1862-1947,
12
1896-1940
12
19171936
12
1812-1870
11
1813-1901
11
1899-1972
11
1842-1900
10
1845-1915
10
1975
10
Revolution, 1775-1783
10
1856-1950
9
1901-1989
9
1902-1949
9
1948
9
1970
9
Revolution, 19101920
9
13th century
8
1865-1936
8
1870-1960
8
1885-1972
8
1893-1976
8
1898-1956
8
19531985
8
Civil War, 1861-1865
8
1756-1791
7
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