Era
1911-1979
20
20th century
20
1564-1616
11
1725-1798
9
1900-1999
8
1920-1999
8
1849-1870
7
2011-2020
7
1914-1945
6
1945-
6
Nero, 54-68
6
1922-1945
5
20e siècle
5
18th century
4
1921-1995
4
1533-1917
3
1626-1689
3
1700-1799
3
1809-1849
3
1900 - 1999
3
1961-1970
3
21st century
3
Alexander I, 1801-1825
3
Early modern and Elizabethan, 1500-1600
3
1440 or 1441-1494
2
1454-1494
2
1552-1638
2
1678-1741
2
1815-1870
2
1828-1910
2
1861-1941
2
1883-1947
2
1890-1976
2
1896-1957
2
1911-
2
1932-1986
2
1971-1980
2
2001-2010
2
54-68
2
Since 1945
2
1304-1374
1
1603-1663
1
1622-1673
1
1698-1782
1
1769-1821
1
1769-1852
1
1800 - 1825
1
1800-1824
1
1801-1917
1
1821-1881
1
more ...