Historical Period
20th century
43
19th century
27
18th century
13
To 1500
10
21st century
9
17th century
8
1945-
5
To 1865
5
16th century
4
1868-
4
Civil War, 1861-1865
4
1865-1951
3
1947-
3
1979-1990
3
332 B.C.-640 A.D.
3
To 1861
3
1760-1789
2
1800-1837
2
1865-1918
2
1880-1962
2
1918-1945
2
1929
2
1933-1945
2
1945-1992
2
1960-
2
1976-2000
2
1979-
2
1985-
2
1991-
2
2009-
2
30 B.C.-476 A.D.
2
332 B.C.-638 A.D.
2
Emmet's Rebellion, 1803
2
Greco-Roman period, 332 B.C.-640 A.D.
2
Republic, 510-30 B.C.
2
Revolution, 1775-1783
2
Siglo 20
2
To 1964
2
1066-1485
1
1288-1918
1
1540-1810
1
1716-1785
1
1717-1797
1
1765-1947
1
1775-1865
1
1775-1899
1
1821-1865
1
1821-1881
1
1838-1916
1
1861-1917
1
more ...