Era
1798-1942
2
17th cent
3
1808-1873
1
1900-0986
1
1902-
3
1902-1973
1
1917-1961
1
1922-2004
1
1940-
1
1945
1
1945 --
1
1945-
1
1947-
1
1949-
2
1950-1966
3
1966-
4
1966-1997
1
1966-1998
5
1997-
1
1998-
6
1999-
1
20 century
1
20th century
11
20th century --
3
Japanese occupation, 1942-1945
2
Revolution, 1945-1949
4