Era
20th century
502
1900-1999
278
19th century
158
21st century
101
1939-1945
77
1800-1899
51
Civil War, 1861-1865
48
2000-2099
41
1946-
30
1861-1865
29
18th century
29
1939 - 1945
29
1706-1790
28
1900-2099
26
17th century
21
1949-
21
Early modern, 1500-1700
21
1944-
20
1951-
19
20e siècle
19
1980-
18
1938-
17
1943-
17
1948-
17
1955-
17
1960-
17
1900 - 1999
16
1933-1945
16
1934-
16
1945-
16
1981-
16
1937-
15
1941-
15
1950-
15
1939-
14
1947-
14
1969-
14
1989-
14
1933-
13
1945-1989
13
1956-
13
1976-
13
1952-
12
1954-
12
1964-
12
1970-
12
1973-
12
1978-
12
1953-
11
1971-
11
more ...