Era
20th century
406
19th century
190
21st century
131
1989-
112
18th century
106
1945-1989
95
1945-
73
1946-
66
2001-2009
51
20e siècle
45
1990-
42
1991-
41
1933-1945
40
1775-1783
33
1783-1865
25
Civil War, 1861-1865
25
Revolution, 1775-1783
25
To 1500
25
17th century
24
2017-2021
24
1900-1999
23
1951-
23
1980-
23
1980-2020
23
1993-2001
23
Since 1900
22
19e siècle
18
Revolution, 1789-1799
18
To 1775
18
1861-1865
17
Unification, 1990
17
1783-1809
16
1815-1861
16
1945-1990
15
1952-
15
1775-1865
14
2000-2099
14
2009-2017
14
2017-
14
18e siècle
13
1918-1933
13
1960-1980
13
1970-
13
1809-1865
12
1871-1918
12
1945-1953
12
2001-
12
16th century
11
1865-1950
11
1936-1953
11
more ...