Era
20th century
12
21st century
11
2000-2099
5
1971-1990
4
19th century
4
1900-1999
3
1945-
3
1990-
3
1991-
3
2000 - 2099
3
Since 1945
3
Since 1971
3
1789-1945
2
1856-1941
2
1857-1930
2
1857-1944
2
1862-1947
2
1873-1938
2
1890-1961
2
1897-1965
2
1914-1918
2
1961-1975
2
1997-
2
Since 1991
2
1714-1779
1
1727-1790
1
1789 - 1999
1
1789-
1
1789-1999
1
17th century
1
1800 - 1899
1
1800-1899
1
1844-1928
1
1847-1931
1
1847-1938
1
1852-1922
1
1856-1950
1
1857-1929
1
1857-1938
1
1857-1943
1
1858-1935
1
1858-1942
1
1859-1952
1
1860-1929
1
1860-1935
1
1860-1940
1
1861-1928
1
1861-1939
1
1863-1932
1
1866-1936
1
more ...