Era
20th century
162
19th century
120
1910-1921
68
21st century
48
1856-1918
46
1901-1910
42
18th century
37
1840-1850
34
1837-1901
32
1922-
32
1990-2000
25
b.1887
23
1875-1915
20
1843-1925
16
17th century
14
1840-1917
13
1886-1932
13
1922-1949
13
1769-1852
11
1840
11
1882-1941
11
1667-1745
9
1790-1860
9
1854-1900
9
1800-1837
8
Easter Rising, 1916
8
1820-1830
7
1820-1850
7
1848-1929
7
Revolution, 1789-1799
7
War of Independence, 1919-1921
7
1564-1616
6
1769-1821
6
1865-1939
6
To 1500
6
1010-1020
5
1803-1864
5
1810-1820
5
1842-1928
5
1846-1891
5
1852-1928
5
1864-1916
5
1878-1916
5
Famine, 1845-1852
5
1775-1847
4
1787-1870
4
1789-1815
4
1830-1840
4
1841-1919
4
1851-1927
4
more ...