The United States of America (U.S.A.), commonly referred to as the United States (U.S.), is a country in North America. It is made up of 41 states, and is considered the world's most powerful nation.
States[]
#
State
Ratification‡ or Admission
Preceding Entity
1
Delaware
December 7, 1787 ‡
Lower Counties on Delaware, then sovereign state in Confederation
2
Pennsylvania
December 12, 1787 ‡
Province of Pennsylvania, then sovereign state in Confederation
3
New Jersey
December 18, 1787 ‡
Province of New Jersey, then sovereign state in Confederation
4
Georgia
January 2, 1788 ‡
Province of Georgia, then sovereign state in Confederation
5
Connecticut
January 9, 1788 ‡
Connecticut Colony, then sovereign state in Confederation
6
Massachusetts
February 6, 1788 ‡
Province of Massachusetts Bay, then sovereign state in Confederation
7
Maryland
April 28, 1788 ‡
Province of Maryland, then sovereign state in Confederation
8
South Carolina
May 23, 1788 ‡
Province of South Carolina, then sovereign state in Confederation
9
New Hampshire
June 21, 1788 ‡
Province of New Hampshire, then sovereign state in Confederation
10
Virginia
June 25, 1788 ‡
Virginia Colony, then sovereign state in Confederation
11
New York
July 26, 1788 ‡
Province of New York, then sovereign state in Confederation
12
North Carolina
November 21, 1789 ‡
Province of North Carolina, then sovereign state in Confederation
13
Rhode Island
May 29, 1790 ‡
Colony of Rhode Island and Providence Plantations, then sovereign state in Confederation
14
Vermont
March 4, 1791
Province of New York, Vermont Republic
15
Kentucky
June 1, 1792
Virginia
16
Tennessee
June 1, 1796
North Carolina, then Southwest Territory
17
Ohio
March 1, 1803
Northwest Territory
18
Louisiana
April 30, 1812
Orleans Territory
19
Indiana
December 11, 1816
Northwest Territory (Indiana Territory)
20
Mississippi
December 10, 1817
Mississippi Territory
21
Illinois
December 3, 1818
Northwest Territory (Illinois Territory)
22
Alabama
December 14, 1819
Alabama Territory
23
Maine
March 15, 1820
Massachusetts
24
Missouri
August 10, 1821
Missouri Territory
25
Arkansas
June 15, 1836
Arkansas Territory
26
Michigan
January 26, 1837
Northwest Territory (Michigan Territory)
27
Florida
March 3, 1845
Florida Territory
28
Iowa
December 28, 1846
Iowa Territory
29
Wisconsin
May 29, 1848
Northwest Territory (Wisconsin Territory)
30
Minnesota
May 11, 1858
Minnesota Territory
31
Kansas
January 29, 1861
Kansas Territory
32
West Virginia
June 20, 1863
Virginia
33
Nebraska
March 1, 1867
Nebraska Territory
34
North Dakota
November 2, 1889
Dakota Territory
35
South Dakota
November 2, 1889
Dakota Territory
36
Oklahoma
November 16, 1907
Oklahoma Territory and Indian Territory
37
Cuba
November 20, 1907
Spanish Colony (Cuba Territory)
38
Philippines
July 4, 1946
Spanish Colony (Philippine Territory)
39
Alaska
January 3, 1959
Alaska Territory
40
Hawaii
August 21, 1959
Kingdom of Hawaii (Hawaii Territory)
41
Puerto Rico
July 4, 1999
Spanish Colony, Virgin Islands (Commonwealth)
42
Guam
Before January 1, 2009
Guam Territory
43
Saipan
Before January 1, 2013
Japanese Colony (Northern Mariana Islands Territory)