Era
1950-1960
2,587
20th century
154
1910-1921
77
19th century
67
1875-1915
42
21st century
40
1922-1949
39
1901-1910
38
18th century
23
1795-1869
21
1837-1901
21
1856-1918
19
1864-1916
19
1874-1940
15
1914-2004
15
1922-
12
Easter Rising, 1916
10
1763-1798
9
1879-1944
8
1880-1955
8
1786-1849
7
1883-1968
7
1885-1930
7
1861-1938
6
1881-1968
6
1882-1941
6
Famine, 1845-1852
6
d. 1899
6
1564-1616
5
1685-1753
5
16th century
5
17th century
5
1802-1864
5
1836-1908
5
1844-1925
5
1879-1956
5
1820
4
1822-1882
4
1847-1934
4
1848-1943
4
1857-1939
4
1865-1939
4
1865-1940
4
1867-1947
4
1880-1960
4
1900-1950
4
1950-1970
4
Rebellion of 1798
4
To 1500
4
-1920
3
more ...