Era
20th century
21
1982-
12
1980-
11
21st century
11
1945-
10
Wars of Independence, 1806-1830
10
19th century
9
Since 1945
7
To 1830
6
1806-1830
5
18th century
4
1989-
4
16th century
3
17th century
3
1936-
3
1945-1982
3
1973-
3
Classical period, 1500-1700
3
Since 1980
3
1783-1830
2
1904-1980
2
1945-1989
2
1970-
2
1973-1985
2
1974-
2
To 1600
2
To 1800
2
1500-1700
1
1527-1598
1
1830-
1
1830-1898
1
1830-1948
1
1853-1895
1
1864-1936
1
1871-1917
1
1889-1967
1
1900-1999
1
1914-1998
1
1920-2009
1
1928-
1
1938-
1
1941-
1
1947-
1
1948-1980
1
1954-
1
1955-
1
1969-
1
1973-1988
1
1983-
1
1988-
1
more ...