Era
1945-
4
19th century
4
20th century
4
1945-1989
3
1980-
2
1775-1783
1
1783-1789
1
1810-1850
1
1830-1886
1
1843-1916
1
1890-1969
1
1897-1901
1
1900-1984
1
1901-1953
1
1908-1957
1
1917-1963
1
1935-1971
1
1941-
1
1942-1970
1
1945-1953
1
1946-
1
1989-
1
1993-
1
20TH CENTURY
1
Confederation, 1783-1789
1
Revolution, 1775-1783
1