Era
20th century
189
1900-1999
98
21st century
37
1945-
31
1945-1989
27
1960-1980
20
Since 1900
18
1980-
13
1961-1969
12
1989-
12
19th century
9
2000-2099
8
1961-1963
7
1963-1969
6
Since 1945
6
1900-2099
5
2002-
5
Since 1980
5
1898-1979
4
1924-1993
4
Since 2000
4
1900 - 1999
3
1933-1945
3
1945-1964
3
1946-
3
1969-1974
3
2000-
3
1800-1999
2
1818-1883
2
1856-1939
2
1865-1918
2
1865-1933
2
1865-1999
2
1903-1950
2
1907-1967
2
1909-1997
2
1910-2004
2
1916-1962
2
1917-1963
2
1918-1933
2
1918-1945
2
1922-2012
2
1926-2016
2
1939-
2
1939-1945
2
1943-
2
1945-1970
2
1946-1970
2
1959
2
1967-1973
2
more ...