Era
20th century
160
2001-2010
86
1900-1999
65
17th century
47
19th century
42
2011-2020
37
1991-2000
32
18th century
31
16th century
25
1921-1930
22
500-1400
17
21st century
16
1895-1958
12
1931-1940
12
1961-1970
12
1879-1958
11
1941-1950
11
1971-1980
11
1981-1990
11
1880-1968
10
1886-1973
10
1947-
10
15th century
9
1951-1960
8
1891-1972
7
1800-1899
6
1800-1999
6
1930-
6
1564-1616
5
1911-1920
5
1945-
5
1862-1928
4
1893-1992
4
1900-1995
4
1901-1974
4
1905-2000
4
1914-2013
4
1940-
4
1942-
4
1949-
4
Civil War, 1861-1865
4
1600-1799
3
1600-1899
3
1685-1750
3
1700-1799
3
1756-1791
3
1783-1865
3
1796?-1836
3
1811-1871
3
1815-1882
3
more ...