Era
20th century
901
1900-1999
552
19th century
372
1900 - 1999
256
18th century
205
1800-1899
177
1910-1921
164
Easter Rising, 1916
113
1837-1901
108
Civil War, 1922-1923
96
1865-1939
89
1700-1799
88
1800 - 1899
86
17th century
82
1949-
81
1800-1999
76
373?-463?
69
20e siècle
66
War of Independence, 1919-1921
64
1760-1820
63
1922-
63
Since 1949
58
1890-1922
56
Rebellion of 1798
56
1916
50
21st century
47
1667-1745
45
1882-1941
42
1882-1975
41
1846-1891
40
16th century
36
1700 - 1799
35
1775-1847
35
1600-1699
34
1800 - 1999
33
1901-1910
29
Early works to 1800
29
1558-1603
28
Since 1900
27
1939-1945
26
To 1172
26
1837 - 1901
25
1854-1900
24
1910 - 1921
24
1922-1949
24
19e siècle
24
1866-1953
23
20e siècle
23
1763-1798
22
Since 1922
22
more ...