Era
21st century
36
20th century
20
19th century
7
1993-2001
4
2009-
4
1981-2001
3
2000-
3
1847-1931
2
1945-
2
1947-
2
1949-
2
1989-
2
1991-
2
2001-2009
2
1789-1900
1
1883-1950
1
18th century
1
1903-1969
1
1926-1945
1
1931-1945
1
1939-
1
1945-1966
1
1955-2011
1
1971-
1
1971-1990
1
1972-
1
1976-2000
1
1981-1989
1
1981-1993
1
1982-
1
1987-
1
1993-
1
1994-
1
2004
1
2008
1
2009-2017
1
2012
1
2017-2021
1
Civil War, 2011-
1
Revolution, 1789-1799
1
To 1500
1
To 1865
1