Era
1920-1930
295
20th century
265
19th century
99
1863-1945
57
War of Independence, 1919-1921
47
1854-1935
44
1870-1948
43
1910-1921
39
1871-1940
33
21st century
29
1922-
25
18th century
19
1875-1915
17
1864-1916
15
1864-1922
14
1901-1910
13
1837-1901
12
1868-1942,
12
1872-1949
11
1865-1939
10
1872-1930
10
1882-1954
10
1763-1798
8
1790-1860
8
1874-1940
8
1882-1975
8
Civil War, 1922-1923
8
16th century
7
1769-1821
7
1769-1852
7
1795-1869
7
1906-1989
7
1809-1883
6
1810-1820
6
1842-1928
6
1874-1965
6
1756-1824
5
17th century
5
1800-1837
5
1862-1946
5
1864-1934
5
1872-1922
5
1890-1922
5
Easter Rising, 1916
5
Rebellion of 1798
5
To 1172
5
1625-1649
4
1786-1849
4
1790-1800
4
1822-1882
4
more ...