Era
20th century
39
19th century
19
21st century
19
17th century
10
16th century
7
18th century
6
1960-
4
1993-
4
1564-1616
3
1876-1958
3
1945-
3
1969-
3
Civil War, 2011-
3
1864-1920
2
1918-1945
2
1941-
2
1969-1994
2
Civil War, 1861-1865
2
Early church, ca. 30-600
2
Taiping Rebellion, 1850-1864
2
-337
1
1485-
1
1505-1572
1
1577-1640
1
1595-1645
1
1660-1714
1
1689-1801
1
1703-1791
1
1707-1788
1
1714-1820
1
1754-1817
1
1760-1860
1
1775-1783
1
1809-1882
1
1812-1870
1
1813-1855
1
1819-1880
1
1820-1910
1
1864-1910
1
1886-1968
1
1898-1963
1
1901-1981
1
1905-
1
1909-1943
1
1914-1945
1
1923-
1
1933-1945
1
1935-1977
1
1943-2001
1
1945-1989
1
more ...