Historical Period
20th century
231
19th century
37
18th century
34
21st century
20
1945-
18
1970-
15
1989-
12
1945-1989
11
1980-2020
10
Revolution, 1789-1799
7
1918-1945
6
16th century
5
17th century
5
1933-1945
5
1980-
5
1981-1989
5
1981-2001
5
To 1500
5
Unification, 1990
5
1492-1648
4
15th century
4
1898-1976
4
1914-1940
4
1943-1955
4
1949-
4
1960-1980
4
1993-2001
4
To 1865
4
1789-1815
3
1837-1901
3
1867-1935
3
1870-1940
3
1891-1937
3
1898-1967
3
1898-1979
3
1906-1975
3
1931-1940
3
1945-1970
3
1946-1970
3
1950-
3
1970-1988
3
1971-1981
3
1976-
3
1989-1993
3
1993-
3
1998-
3
2000-
3
2001-2009
3
2002-
3
Partition, 1947
3
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