Era
20th century
13
1945-
11
1986-
8
21st century
8
1975-
7
Since 1945
7
1947-
6
1949-
6
1976-2002
6
1990-
6
1949-1976
4
1960-
4
1966-
4
1966-1998
4
1976-2000
4
1991-
4
1868-
3
1951-
3
1960-1988
3
1976-
3
1977-
3
1993-
3
1993-2007
3
1998-
3
794-1185
3
Ming dynasty, 1368-1644
3
Since 1868
3
Since 1951
3
Since 1966
3
Since 1975
3
Since 1977
3
Since 1986
3
Since 1990
3
Since 1991
3
1368-1644
2
1900 - 1999
2
1909-
2
1921-
2
1921-2008
2
1946-1973
2
1960-1992
2
1971-
2
1972-
2
1975-1994
2
1979-1983
2
1979-1997
2
1994-
2
2007
2
Chosŏn dynasty, 1392-1910
2
Meiji period, 1868-1912
2
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