Era
20th century
50
1933-1945
4
German occupation, 1940-1945
3
1881-1960
2
1809-1849
1
1888-1959
1
1906-1989
1
1930-2009
1
1945-
1
21st century
1
Civil War, 1861-1865
1
Civil War, 1922-1923
1
Civil War, 1936-1939
1
Easter Rising, 1916
1
George VI, 1936-1952
1
German occupation, 1943-1945
1
War of Independence, 1919-1921
1