Era
20th century
387
20th century --
329
21st century
119
19th century
96
21st century --
94
19th century --
64
1945-
23
1942-1945
20
18th century
19
17th century
18
1933-1945
16
1939-1945 --
15
18th century --
13
1939-1945
13
To 1500
13
To 332 B.C
12
16th century --
11
1946-
11
16th century
10
1948-1960
10
21th century
10
1861-1865
9
1969-
9
21th century --
9
17th century --
8
2001-
8
750-1258
8
1889-1945
7
1947-
7
To 146 B.C.
7
1926-
6
1949-1976
6
1955-
6
Civil war, 2011-
6
1775-1783
5
1917-1948
5
1929-1968
5
1940-
5
1945
5
1949-
5
1952-
5
1989-
5
1991-
5
20th Century
5
476-1492
5
Colonial period, ca. 1600-1775
5
Japanese occupation, 1942-1945
5
To 146 B.C
5
1288-1918
4
1800-1963
4
more ...