Era
1800-1899
1
1848-1923
1
1900-
1
1900-1999
3
1900-2099
3
1907-1973
1
1921-2002
1
1939-
3
1945-
5
1945-1953
1
1945-1989
20
1945-1991
2
1948-
1
1951-
1
1953-
1
1960-
1
1969-1974
1
1971-
1
1971-1981
1
1974-1977
1
1977-1981
1
1980-1993
1
1981-1989
1
1981-1993
2
1985-1995
1
1985-2005
1
1988
1
1989-
17
1993-
3
1993-2001
2
1995-2005
1
1997-2007
1
19th century
2
2000-2099
1
2001-
2
20th century
7
21st century
4
Allied occupation, 1945-1952
1
Civil War, 1992-2006
1
Since 1900
1
Since 1945
2
Since 1960
1
Since 1989
1
Since 1993
1
Since 2001
1
Since 2020
1