Era
20th century
52
1900-1999
23
21st century
18
1644-1912
17
Guangxu, 1875-1908
15
1949-
14
19th century
11
2000-2099
11
1900 - 1999
9
1943-
7
Since 1949
6
1951-
5
1947-
4
1966-1976
4
Cultural Revolution, 1966-1976
4
Qing dynasty, 1644-1912
4
1800-1899
3
1865-1918
3
1904-1997
3
1949-1976
3
1955-
3
1956-
3
1959-
3
2000 - 2099
3
21e siècle
3
Chosŏn dynasty, 1392-1910
3
1672-1725
2
1891-1961
2
1903-1970
2
1945-
2
1946-
2
1953-
2
1966 - 1976
2
20e siècle
2
20e siècle
2
220-265
2
Three kingdoms, 220-265
2
To 1900
2
-1997
1
1368-1912
1
1392-1910
1
160-220
1
1600 - 1775
1
1600-1775
1
1644 - 1912
1
1700 - 1799
1
1730-1800
1
1755-1829
1
1762-1836
1
1769-1821
1
more ...