Era
20th century
402
19th century
154
21st century
103
1900-1999
94
1939-1945
65
1564-1616
64
Civil War, 1861-1865
59
20e siècle
47
1800-1899
43
18th century
34
1933-1945
33
2001-2009
32
1945-
31
1946-
26
1929
25
1947-
23
1960-
23
2000-2099
23
1948-
22
17th century
21
1809-1865
21
1944-
20
Colonial period, ca. 1600-1775
20
1889-1945
18
1917-1963
18
1949-
18
1953-
18
21e siècle
17
1951-
16
1967-
16
1969-
16
1971-
16
1812-1870
15
1882-1945
15
1942-
15
German occupation, 1940-1945
15
Revolution, 1775-1783
14
1929-1968
13
1933-
13
1941-
13
1955-
13
1957-
13
1961-
13
1968-
13
2233-2371
13
1892-1973
12
1918-1945
12
1950-1953
12
1956-
12
1966-
12
more ...