Era
20th century
65
19th century
37
1960-
28
18th century
14
To 1775
11
1945-
8
21st century
7
1842-1910
6
1981-1989
5
1989-
5
1904-1987
4
1904-1990
4
To 1800
4
1703-1758
3
1897-1980
3
1901-1945
3
1915-1968
3
1977-1981
3
1783-1865
2
17th century
2
1805-1859
2
1815-1861
2
1844-1924
2
1845-1861
2
1877-1945
2
1877-1956
2
1918-2018
2
1925-1965
2
1945-1960
2
1945-1989
2
1946-
2
1947-
2
1993-2001
2
Revolution, 1775-1783
2
-1961
1
1632-1704
1
1685-1753
1
1696-1772
1
1743-1826
1
1773-1852
1
1774-1821
1
1780-1842
1
1799-1888
1
1801-1877
1
1803-1882
1
1803-1885
1
1805-1844
1
1811-1882
1
1812-1901
1
1816-1885
1
more ...