Era
20th century
56
1392-1910
43
1900-1999
40
To 935
40
1960-1988
28
1950-1953
24
Chosŏn dynasty, 1392-1910
23
Chosŏn dynasty, 1392-1910
22
Japanese occupation, 1910-1945
22
1910-1945
14
Japanese Invasions, 1592-1598
13
1905-1945
12
1939-1945
12
21st century
12
1392 - 1910
11
1592-1598
10
2000-2099
9
935-1392
9
19th century
8
1545-1598
7
1942-2011
7
1945-
7
1948-1960
7
1637-1864
6
1752-1800
6
Koryŏ period, 935-1392
6
1800-1899
5
1939 - 1945
5
1947-
5
1948-
5
2002-
5
375-413
5
1397-1450
4
1569-1618
4
1864-1910
4
1900 - 1999
4
1912-1994
4
1934-
4
1946-
4
1953-
4
1980
4
1988-2002
4
1994-2011
4
Koryŏ period, 935-1392
4
Since 1945
4
1476-1506
3
1592 - 1598
3
1660-1701
3
1694-1776
3
1929-
3
more ...