Era
20th century
66
1882-1941
27
1922-
25
1910-1921
13
1895-1967
12
1902-
12
1878-1950
10
19th century
10
Easter Rising, 1916
9
1855-1922
8
1865-1939
6
18th century
6
1939-2013
6
1837-1901
5
2010-2020
5
21th century
5
17th century
4
1873-1959
4
1778-1803
3
1864-1916
3
1877-1926
3
1889-1964
3
21st century
3
1667-1745
2
1760-1820
2
1767-1849
2
1775-1847
2
1867-1957
2
1877-1946
2
1879-1916
2
1882-1975
2
1886-1965
2
1906-1995
2
War of Independence, 1919-1921
2
1265-1321
1
1650-1702
1
1656-1698
1
1667-1735
1
1699-1758
1
1735-1780
1
1744-1801
1
1744-1817
1
1759-1830,
1
1763-1798
1
1767-1803
1
1770-1803
1
1777-1832
1
1779-1852
1
1783-1843
1
1783-1859
1
more ...