Era
20th century
346
21st century
129
1900-1999
97
19th century
81
20e siècle
71
2000-2099
45
19e siècle
26
1800-1899
20
21e siècle
20
1859-1952
16
18th century
13
1800-1999
12
1900-2099
10
1945-
10
1976-
10
20e siècle
9
Since 2020
9
1900 - 1999
7
1951-
7
20th Century
6
Cultural Revolution, 1966-1976
6
Since 2000
6
1844-1900
5
1981-1995
5
1984-
5
19e siècle
5
2000 - 2099
5
2009-
5
21e siècle
5
Ottoman Empire, 1288-1918
5
1672-1725
4
1921-1997
4
1923-1973
4
1930-2002
4
1944-1979
4
1965-
4
1985-
4
2000-
4
2009-2017
4
Civil War, 1861-1865
4
United States
4
1700-1799
3
1763-1840
3
17th century
3
1875-1957
3
1885-1950
3
1900-1993
3
1906-
3
1910-1943
3
1912-1949
3
more ...