Era
1973-1988
28
20th century
26
1900-1999
15
Coup d'état, 1973
14
1908-1973
13
Coup d'état, 1973
13
1970-
11
1970-1973
11
1973-
10
Since 1970
9
Since 1973
7
1917-1967
6
1943-2017
6
1973
6
1904-1973
5
1942-1973
5
Siglo XX
4
War of Independence, 1810-1824
4
1818
3
1924-1996
3
21st century
3
1777-1811
2
1824-1920
2
1830-1920
2
1900 - 1999
2
1922-1963
2
1927-
2
1973 - 1988
2
19th century
2
Revolution, 1891
2
To 1565
2
1265-1321
1
1522-1548
1
1533-1594
1
1535-1609
1
1565-1810
1
1608-1680
1
1777-1822
1
1785-1821
1
1800-1999
1
1808-1999
1
1810 - 1824
1
1810-1824
1
1837-1885
1
1840-1891
1
1864-1936
1
1867-1923
1
1875-1933
1
1875-1961
1
1879-1884
1
more ...