Era
20th century
1,035
19th century
420
1900-1999
359
Spanish colony, 1565-1763
328
Huguenot colony, 1562-1565
302
To 1821
253
21st century
220
To 1565
195
Civil War, 1861-1865
189
Spanish colony, 1784-1821
181
1900 - 1999
171
approximately 1500-1542
166
1821-1865
154
1861-1865
132
18th century
131
To 1803
107
2000
106
1800-1899
103
1565-1763
100
Colonial period, ca. 1600-1775
98
1951-
96
1946-
90
1865-1950
84
2000-2099
76
1948-
71
Cession to the United States, 1819
71
English colony, 1763-1784
67
-1697
65
Revolution, 1775-1783
65
To 1763 (New France)
62
Miocene
61
16th century
59
1865-
55
Early works to 1800
55
Colonial period to 1821
54
1565 - 1763
52
ca. 1500-1542
51
1519-1574
47
1800 - 1899
46
20e siècle
45
Pleistocene
43
Since 1951
43
1900-2099
41
Tertiary
35
To 1763
34
From 10 to 25 million years ago
33
1562-1565
32
1574-1635
32
Spanish exploration to 1565
32
1959-1990
30
more ...