Era
20th century
322
19th century
297
18th century
219
To 1800
101
1961-1970
91
1951-1960
78
1971-1980
78
1981-1990
61
1991-2000
56
1941-1950
49
1931-1940
33
16th century
19
17th century
19
2001-2010
16
15th century
11
1921-1930
10
1971 - 1980
9
20e siècle
9
1809-1865
8
1961 - 1970
8
Civil War, 1861-1865
8
1981 - 1990
7
Revolution, 1775-1783
7
To 1961
7
1564-1616
6
1991 - 2000
6
1951 - 1960
5
500-1400
5
16e siècle
4
1899-1974
4
1900-1999
4
1951 - 1970
4
19e siècle
4
1421-1471
3
1483-1546
3
1491-1547
3
15e siècle
3
1770-1827
3
1819-1892
3
1830-1886
3
1857-1944
3
1861-1865
3
1865-1939
3
1893-1918
3
1938-
3
1941-1960
3
1941-1970
3
1953-1961
3
1960-
3
1971-1990
3
more ...