Era
20th century
19th century
234
18th century
79
14th century
51
19th-20th century
42
21st century
26
World War, 19391945
22
1928-2016
16
12th century
15
16th century
12
1880-1964
9
1882-1971
7
1977
7
17th century
4
1900-1999
4
Revolution, 17751783
4
15th century
3
1756-1791
3
1828-1906
3
1902-1986
3
1909
3
1967
3
11th century
2
1397?-1468
2
1803-1856
2
1803-1879
2
1813-1901
2
1832-1883
2
1851
2
1884-1962
2
1896
2
18th-19th century
2
1912
2
1925-
2
1963
2
1966
2
1976
2
1989
2
World War, 19141918
2
1564-1616
1
16th-20th century
1
1751-1816
1
1792-1822
1
1792-1868
1
1800 - 1999
1
1800-1999
1
1838-1875
1
1850-1894
1
1852-1920
1
1865-1935
1
more ...