Era
20th century
86
19th century
31
Siglo 20
17
21st century
13
Siglo XX
10
16th century
6
1939-1975
6
18th century
4
SXX
4
1895-1975
3
Siglo 19
3
Siglo XIX
3
1544-1598
2
17th century
2
1898-1986
2
Republic, 1931-1939
2
S XX
2
Siglo XVI
2
Siglo XXI
2
To 1810
2
1651-1719
1
1695-1772
1
1716-1788
1
1768-1834
1
1791-1865
1
1806-1872
1
1832-1893
1
1851-1934
1
1879-1941
1
1882-1948
1
1888-1955
1
1890-1940
1
1895-1979
1
1896-1965
1
1898-1974
1
1900-1931
1
1901-1937
1
1903-1968
1
1907-1996
1
1908-2001
1
1918-
1
1921-1997
1
1922-
1
1926-2011
1
1931-1939
1
1946-1970
1
1968
1
21th century
1
Charles III, 1759-1788
1
Civil War, 1936-1939
1
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