Era
1918-1945
103
To 1865
69
19th century
48
20th century
37
Revolution, 1775-1783
29
1918-
27
Colonial period, ca. 1600-1775
27
1865-1918
25
18th century
23
1945-
20
1917-1945
17
1929
16
Revolution
16
To 1775
12
Since 1918
11
1975-
10
1933-1945
9
1914-
8
1981-
8
1775-1865
7
1952-
7
1815-1861
6
1980-
6
Civil War, 1861-1865
6
1917-
5
Jusqu'à 1865
5
1700-1799
4
1775-1783
4
1783-1865
4
17th century
4
1801-1809
4
1858-1898
4
1865-
4
1917-1936
4
1918-1932
4
1918-1933
4
1918-1959
4
1964-
4
1971-1981
4
19e siècle
4
1066-1485
3
1783-1848
3
1857
3
1865-1900
3
1914-1918
3
1919-1933
3
1960-
3
1960-1980
3
1964-1975
3
Since 1952
3
more ...