Era
20th century
193
19th century
189
18th century
72
1900-1999
45
1800-1899
41
1980-2020
39
19e siècle
38
20e siècle
38
1945-
37
21st century
31
1980-
26
1975-
18
Revolution, 1789-1799
18
1775-1817
14
17th century
14
18e siècle
13
To 1865
13
Civil War, 1861-1865
12
1700-1799
10
16th century
9
1801-1917
9
Colonial period, ca. 1600-1775
9
Revolution, 1775-1783
9
To 1500
9
1818-1883
8
1945-1989
8
Since 1945
8
1933-1945
7
2009-
7
To 1775
7
1600-1868
6
1775-1865
6
1947-
6
1960-
6
1981-2001
6
1789-1799
5
1789-1900
5
1879-1970
5
1960-1980
5
To 146 B.C.
5
To 1801
5
1066-1485
4
1689-1801
4
17e siècle
4
1865-1918
4
1889-1945
4
1952-
4
1980-1993
4
1993-
4
2001-2009
4
more ...