Era
20th century
1900-1999
1,464
19th century
475
1800-1999
228
1945-
193
Since 1900
184
21st century
174
1960-1980
115
1933-1945
108
1900-2099
82
1918-1945
68
1900 - 1999
59
1945-1989
58
1918-1933
53
1980-
47
To 1964
46
1918-1932
42
1961-1969
40
1929
35
1865-1918
32
1975-
27
1865-1950
22
1989-
21
To 1999
21
1949-
20
1951-
19
1882-1945
18
1945-1990
17
1969-
15
1970-
15
1990-
15
1801-1917
14
1865-1999
14
1877-1964
14
18th century
14
1963-1969
14
1969-1974
14
1800 - 1999
13
1871-1918
13
1884-1962
13
1919-1933
13
1961-1963
13
1964-1975
13
20e siècle
13
1865-1945
11
1912-1949
11
1960-
11
German occupation, 1940-1945
11
1929-1968
10
1945-1955
10
more ...