Era
20th century
58
19th century
27
20th century --
26
18th century
13
1945-
13
19th century --
13
History
7
18th century --
5
17th century --
4
21st century
4
1990-
3
Biography
3
History --
3
1500-1700
2
16th century --
2
1709-1784
2
1720-1788
2
1745-1746
2
1775-1783
2
1783-1865
2
17th century
2
1970-
2
1985-1995
2
1989 -
2
21st century --
2
Civil War, 1936-1939
2
Early modern, 1500-1700
2
Republic, 1912-1949
2
1268-1492
1
1416?-1472
1
1455-1485
1
1492-1559
1
1532?-1588
1
1533-1603
1
1543-1634
1
1603-1649
1
1631-1700
1
1711-1776
1
1723-1790
1
1734-1784
1
1740-1795
1
1743-1826
1
1744-1797
1
1750-1918
1
1756-1842
1
1770-1850
1
1783-1850
1
1788-1900
1
1789-1900
1
1800-1883
1
more ...