Era
20th century
47
1970-
21
19th century
21
21st century
21
1974-
8
Since 1970
6
18th century
4
Siglo XX
4
17th century
3
1810-
3
1946-1974
3
16th century
2
1892-1940
2
1930-1946
2
1939-
2
1959-
2
1960-
2
Siglo XIX
2
1750-1918
1
1866-1929
1
1902-1984
1
1906-
1
1917-1963
1
1937-
1
1943-2012
1
1945-
1
1945-1982
1
1946-1984
1
1948
1
1956-
1
1963-
1
1965–2004
1
1980-
1
1982-
1
1990-
1
1995
1
20h century
1
S XXI
1
Siglo 21
1
To 1810
1
War of Independence, 1810-1822
1