Era
20th century
14
1848-1929
8
1856-1937
8
1881-1946
6
1858-1919
3
1910-1921
2
1911-1930
2
1172-1603
1
1788-1824
1
1837-1883
1
1855-1929
1
1867-1935
1
1867-1945
1
1872-1945
1
1900-1960
1
1922-
1
2000-2010
1
Anglo-Saxon period, 449-1066
1
Early modern, 1550-1700
1
Easter Rising, 1916
1
Middle Irish, 1100-1550
1
Old English, ca. 450-1100
1
To 1172
1
To 1500
1
To 1603
1
d. 1072
1