Era
20th century
1,619
20TH CENTURY
661
19th century
431
1945-
382
21st century
239
1989-
174
2001-
152
1945-1989
143
1933-1945
131
1981-
111
1969-1974
102
18th century
101
1946-
99
1980-
94
19TH CENTURY
91
Revolution, 1775-1783
80
1945-1953
79
Civil War, 1861-1865
65
1993-
61
1960-
58
1960-1980
52
1963-1969
52
1918-1945
51
2001-2009
51
1971-
45
Colonial period, ca. 1600-1775
45
1783-1865
44
1961-1963
39
1941-
38
1961-1969
37
1865-1918
33
1970-
32
To 1865
32
1953-1961
31
1981-1989
29
1993-2001
29
1917-1963
28
1975-
28
1775-1783
27
1913-1921
27
2009-
27
1882-1945
24
1884-1972
23
1929
23
17th century
22
1815-1861
21
1923-
21
1856-1924
20
1913-1994
19
1942-
19
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