Era
20th century
14
Civil War, 1861-1865
3
1815 or 1816-
2
1929-1968
2
21st century
2
Revolution, 1775-1783
2
1732-1799
1
1822-1913
1
1847-1944
1
1849-1877
1
1871-1938
1
1878-1949
1
18th century
1
1902-1967
1
1907-1989
1
1917-2003
1
1929
1
1942-2016
1
1951-
1
1961-1969
1
1963
1
1970
1
1971-1996
1
1986
1
19th century
1
2000
1
2011
1
Colonial period, ca. 1600-1775
1
Spanish colony, 1565-1763
1
To 1847
1