Era
20th century
36
19th century
14
21st century
8
Civil War, 1861-1865
5
1933-1945
4
1945-
2
1564-1616
1
16th-18th centuries
1
1743-1826
1
1789-1869
1
17th century
1
1830-1915
1
1846-1935
1
1850-1918
1
1863-1877
1
1867-1910
1
1877-1964
1
1880-1964
1
1884-1972
1
1889-1945
1
1906-1983
1
1906-1984
1
1908-1999
1
1912-1945
1
1919-1932
1
1929
1
1929-1933
1
1940-1994
1
1943-1955
1
1945-1955
1
1945-1989
1
1976-2000
1
1976-2002
1
1984-
1
1989-
1
2000-
1
2002-
1
30 B.C.-476 A.D.
1
Bombardment, 1940-1941
1
Bombardment, 1945
1
British occupation, 1765-1947
1
Constantines, 306-363
1
Cultural Revolution, 1966-1976
1
Empire, 30 B.C.-476 A.D.
1
Famine, 1932-1933
1
Heian period, 794-1185
1
Japanese occupation, 1942-1945
1
Modern
1
Qajar dynasty, 1794-1925
1
Revolution, 1789-1799
1
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