Era
20th century
24
19th century
7
21st century
7
1933-1945
4
1929
3
1564-1616
2
1912-1928
2
1912-1949
2
Civil War, 1861-1865
2
Victoria, 1837-1901
2
1066-1485
1
1154-1399, Plantagenets
1
1392-1637
1
1412-1431
1
14th century
1
1593-1652 or 1653
1
1743-1803
1
1757-1804
1
1757-1854
1
1775-1817
1
1775-1865
1
1809-1849
1
1812-1870
1
1815 or 1816-
1
1846-1847
1
1847-1944
1
1850-1950
1
1867-1914
1
1870-1940
1
1898-1951
1
1918-1945
1
1921-1943
1
1929-1968
1
1929-2018
1
1937-
1
1937-1945
1
1941-
1
1942-2016
1
1943-
1
1945-
1
1945-1955
1
1951-
1
1960-1988
1
1962
1
1968-1989
1
1969-
1
1971-1996
1
1979-1997
1
1997-
1
1998
1
more ...