Era
20th century
6
21st century
4
1813-1855
2
1903-1969
2
1908-1961
2
1972-
2
2000-2099
2
To 1500
2
1327-1377
1
1452-1519
1
1492-1559
1
1646-1716
1
1711-1776
1
1775-1854
1
1800-1999
1
1848-1925
1
1868-1963
1
1872-1970
1
1883-1924
1
1889-1976
1
18th century
1
1900-1999
1
1901 - 1910
1
1905-1980
1
1905-1994
1
1910-1989
1
1926-2006
1
1931-2014
1
1933-
1
1940-
1
1945-
1
1964-
1
19th century
1
500-1500
1
Civil War, 2011-
1
Edward III, 1327-1377
1
Edward VII, 1901-1910
1
French and Indian War, 1754-1763
1
George VI, 1936-1952
1
Medieval, 500-1500
1
Revolution, 1959
1
Revolution, 1964
1
Since 2000
1