Era
20th century
273
19th century
181
18th century
65
1945-
56
1918-
47
1918-1945
38
1900-1999
36
20e siècle
31
1818-1883
27
21st century
27
1800-1899
25
17th century
22
19e siècle
22
Colonial period, ca. 1600-1775
21
1703-1791
16
To 1500
16
1775-1865
14
1918-1933
14
1960-
14
18e siècle
13
1933-1945
13
To 1775
13
To 1865
13
1865-1950
12
1991-
12
1225?-1274
11
1700-1799
11
1970-
10
1644-1912
9
1864-1920
9
Revolution, 1775-1783
9
1829-1837
8
1880-1969
8
1929
8
Civil War, 1861-1865
8
Since 1918
8
17e siècle
7
1865-1918
7
1767-1845
6
1861-1934
6
1883-1950
6
1918-1970
6
1943-
6
1982-
6
2000-2099
6
1600-1775
5
1723-1790
5
1788-1856
5
1800-1999
5
1849-1924
5
more ...