Era
20th century
41
19th century
20
1900-1999
19
1912-1972
13
21st century
9
1800-1899
6
17th century
4
1948-1986
4
1981-
4
1564-1616
3
1896-1980
3
1907-
3
1933-1945
3
2000-2099
3
1800-1999
2
1858-1939
2
1863-1953
2
1875-1955
2
1909-
2
1910-1946
2
1936-
2
1993-
2
Civil War, 1861-1865
2
Since 1993
2
Since 2000
2
-1938
1
1600-1699
1
1615-approximately 1677
1
1620-1688
1
1633-1703
1
1746-1827
1
1751?--1777
1
1751?-1777
1
1771-1858
1
1782-1852
1
1798-1859
1
1800-1917
1
1801-1917
1
1804-1868
1
1809-1852
1
1827-1899
1
1830-1889
1
1831-1915
1
1834-1902
1
1835-1909
1
1836-1907
1
1836-1916
1
1837-1923
1
1838-1863
1
1845-1918
1
more ...