Era
20th century
402
19th century
114
1900-1999
45
1898-1951
39
1951-
25
21st century
24
18th century
19
Colonial period, ca. 1600-1775
18
1865-1898
13
1775-1865
9
1900 - 1999
9
To 1898
8
17th century
7
1971-1980
7
Revolution, 1775-1783
7
1961-1970
6
1800-1899
5
1882-1947
5
1929
5
1940-
5
1951-1960
5
Conspiracy of 1741
5
1564-1616
4
1924-2013
4
1947-
4
2000-2099
4
1783-1865
3
1811-1872
3
1819-1891
3
1849-1877
3
1865-1918
3
1867-1940
3
1900-1950
3
1900-2099
3
1914-2005
3
1915-1953
3
1918-1953
3
1933-1945
3
1934-
3
1937-
3
1941-1950
3
1963-
3
2001
3
2001-2010
3
20e siècle
3
Civil War, 1861-1865
3
To 1901
3
15th century
2
16th century
2
1793-1873
2
more ...