Era
20th century
16
21st century
4
Civil War, 2011-
3
Edward VII, 1901-1910
3
1884-1960
2
1900-1999
2
1944-
2
1946-
2
1952-
2
1966-
2
1985-
2
1986-
2
1987-
2
1991-
2
19th century
2
618-907
2
Colonial period, ca. 1600-1775
2
Tang dynasty, 618-907
2
To 1498
2
-1363
1
1133-1189
1
1239-1307
1
1284-1327
1
1312-1377
1
1442-1483
1
1443-1509
1
1457-1509
1
1564-1642
1
15th century
1
1728-1809
1
1813-1837
1
1828-1906
1
1853-1902
1
1867-1936
1
1884-1918
1
1891-1964
1
18th century
1
1900-2099
1
1908-1972
1
1909-1955
1
1915-1962
1
1915-1983
1
1918-2011
1
1923-1977
1
1923-2007
1
1924-2005
1
1925-1965
1
1933-1945
1
1942-1994
1
1942-2018
1
more ...