Era
20th century
44
19th century
31
17th century
30
21st century
23
1900-1999
20
Early modern, 1500-1700
16
1800-1899
13
2000-2099
13
18th century
11
1624?-1674
6
1664
5
1500-1700
4
1700-1799
4
1800-1999
4
1968-
4
Civil War, 1861-1865
4
1614-1680
3
1640-1689
3
1680
3
1939-1945
3
2001-2010
3
Renaissance, 1450-1600
3
Stuarts, 1603-1714
3
War of 1812
3
-1052
2
1080-1118
2
1265-1321
2
1412-1431
2
1500-1899
2
1564-1616
2
1580-1653
2
1600-1669
2
1600-1799
2
1608-1674
2
1641
2
1661?-1731
2
1667-1745
2
1677
2
1682
2
1700-1899
2
1740
2
1757-1827
2
1770-1838
2
1810-1899
2
1812-1815
2
1819-1892
2
1820-1891
2
1845-1911
2
1856-1939
2
1861-1865
2
more ...