Era
20th century
42
21st century
15
19th century
7
Siglo XX
7
17th century
5
1939-1975
5
1871-1919
3
18th century
3
1970-
3
Historia
3
Modern period, 1600-
3
S XX
3
Siglo 20
3
To 500
3
16th century
2
1818-1883
2
1830-1904
2
1919-1952
2
Middle Ages, 500-1500
2
1731-1808
1
1741-1803
1
1759-1797
1
1833-1868 (Isabel II)
1
1844-1900
1
1853-1895
1
1854-1938
1
1864-1944
1
1867-1919
1
1867-1928
1
1872-1952
1
1877-1939
1
1879-1922
1
1880-1968
1
1886-1939
1
1890-1965
1
1892-1940
1
1900-1936
1
1906-1975
1
1908-1986
1
1909-1943
1
1910-1946
1
1913-1997
1
1914-2006
1
1936-1939
1
1939-1945
1
1943-1955
1
1950-
1
1955-1983
1
1979-1990
1
1980-
1
more ...