Era
20th century
51
1900-1991
8
1540?-1616
5
1775-1847
5
19th century
5
1900-
4
1903-1973
4
1910-1921
4
1915-1987
4
1595-1612
3
1864-1916
3
1882-1975
3
1760-1820
2
1800-1837
2
1801-1890
2
1865-1939
2
1868-1927
2
1550-1616
1
1763-1798
1
1779-1852
1
1881-1965
1
1882-1941
1
1890-1922
1
1909-
1
1912-1964
1
1930-1988
1
1939-2013
1
1950-
1
Civil War, 1936-1939
1
Easter Rising, 1916
1
Rebellion of 1798
1
b. 1881
1