Era
1851-1934
1
1882-1948
1
1889-1976
1
1895-1975
1
1895-1979
1
1898-1974
1
1898-1986
2
1900-1999
1
1918-1975
1
1921-1997
1
1939-1975
6
1945-
1
1974-
1
19th century
11
20e siècle
1
20th century
21st century
3
21th century
1
Civil War, 1936-1939
1
Dirty War, 1976-1983
1
S XX
2
SXX
4
Siglo 19
1
Siglo 20
11
Siglo XX
6