Era
20th century
9
1899-1961
4
19th century
3
1516-1700
2
17th century
2
18th century
2
1605-1665
1
16th century
1
1843-1920
1
1855-1916
1
1875-1939
1
1892-1975
1
1902-1999
1
1926-
1
1930-1998
1
1939-1975
1
Civil War, 1936-1939
1
Classical period, 1500-1700
1
Early modern, 1500-1700
1
Napoleonic Conquest, 1808-1813
1
Republic, 1931-1939
1