Era
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1874-1958
2
1888-1953
2
1888-1969
2
1892-1918
1
1898-1951
4
1899-1902
1
18th century
6
1900 - 1999
1
1900-1999
12
1900-1999 (20th century)
1
1901-1953
2
1902-1976
1
1909-1992
3
1910-1920
1
1910-1921
2
1911 - 1920
1
1911-1920
1
1913-1921
1
1913-1978
2
1917-1963
2
1922-1949
1
1927-2023
1
1928
2
1929-
1
1931-
1
1935-
1
1935-2020
1
1938-
1
1939-
2
1939-1945
2
1945-1989
3
1951-
3
1958-
1
1960
1
1960-
1
1960-2008
1
1968-1998
3
1998-
1
19th century
62
2000-2099
1
2001
1
2008
1
20e siècle
1
20th century
39
21st century
1
Civil War, 1861-1865
19
Colonial period, ca. 1600-1775
5
Famine, 1845-1852
4
Fenian Invasions, 1866-1870
1
Geschichte 1900-1968
1
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