Era
20th century
23
21st century
19
1770-1831
18
18th century
14
To 1500
14
1588-1679
12
16th century
12
17th century
11
19th century
11
1989-
7
1888-1985
6
1926-1984
6
2000-2099
6
1945-
5
1945-1989
5
265-30 B.C.
5
1648-1789
4
1700-1799
4
1712-1778
4
1900-1999
4
1960-
4
1991-
4
Since 1945
4
To 221 B.C.
4
To 997
4
1066-1485
3
1268-1559
3
1492-1648
3
1517-1648
3
1724-1804
3
1789-1900
3
1800-1899
3
1837-1901
3
1844-1900
3
1850-1906
3
1931-2007
3
1952-
3
2000-
3
476-1492
3
Revolution, 1789-1799
3
Song dynasty, 960-1279
3
To 1479
3
Yuan dynasty, 1260-1368
3
1328-1589
2
1469-1527
2
1483-1546
2
1500-1699
2
1610-1643
2
1643-1715
2
1748-1832
2
more ...