Era
20th century
32
19th century
16
21st century
3
18th century
2
Early modern, 1500-1700
2
1749-1832
1
1812-1870
1
1843-1916
1
1884-1962
1
1917-1936
1
1929
1
1929-1945
1
1933-1945
1
1936-1953
1
1939-
1
1944-
1
1945-1955
1
1957-
1
1964-
1
1979-
1
Civil War, 1936-1939
1
Medieval, 500-1500
1
Unemployment
1
b. 1848
1