As of 4 July 2024, there are 193 member states in the United Nations (UN), each of which is a member of the United Nations General Assembly.^[1]

The following is a list of United Nations member states arranged in chronological order according to their dates of admission (with the United Nations Security Council resolutions that recommended their admission and the United Nations General Assembly resolutions that admitted them, signified with SCR and GAR, respectively),^[2] including former members. Members denoted with "→" changed their names, had their memberships in the UN continued by a successor state, merged with other members, or were dissolved.

Timeline

1940s

1945 (original members)

The UN officially came into existence on 24 October 1945, after ratification of the United Nations Charter by the five permanent members of the United Nations Security Council (China, France, the Soviet Union, the United Kingdom, and the United States) and a majority of the other signatories.^[3] A total of 51 original members (or founding members) joined that year; 50 of them signed the Charter at the United Nations Conference on International Organization in San Francisco on 26 June 1945, while Poland, which was not represented at the conference, signed it on 15 October 1945.^[4]

24 October 1945

•  Argentina
• Belarus (seat held by the / Byelorussian Soviet Socialist Republic → renamed // Belarus in 1991)
• /// Brazil
•  Chile
• China (seat held by the Republic of China → seat transferred to the People's Republic of China in 1971)
• / Cuba
•  Czechoslovakia (seat held by Third Czechoslovak Republic →  Czechoslovak Socialist Republic → Czech and Slovak Federative Republic) → dissolved (current UN members that formerly comprised Czechoslovakia:  Czech Republic and  Slovakia)
•  Denmark
•  Dominican Republic
•  Egypt →  United Arab Republic (period when merged with  Syria) → / Arab Republic of Egypt
•  El Salvador
• France (seat held by the Provisional Government of the French Republic → became the  French Fourth Republic → reconstituted as the / French Fifth Republic in 1958)
• // Haiti
• / Imperial State of Iran →  Islamic Republic of Iran
•  Lebanon
•  Luxembourg
• Dominion of New Zealand →  New Zealand
•  Nicaragua
• //// Paraguay
•  Commonwealth of the Philippines → Third Republic of the Philippines → Philippines under Martial Law → Fourth Republic of the Philippines → Fifth Republic of the Philippines
•  Poland (Provisional Government of National Unity) →  Republic of Poland →  Polish People's Republic →  Third Polish Republic
• / Saudi Arabia
• / Soviet Union (Union of Soviet Socialist Republics) → / Russian Federation (successor state)
•  Syria →  United Arab Republic (period when merged with  Egypt) →  Syrian Arab Republic
•  Turkey
• Ukraine (seat held by the / Ukrainian Soviet Socialist Republic → renamed to / Ukraine in 1991)
•  United Kingdom of Great Britain and Northern Ireland
• // United States of America
•  Democratic Federal Yugoslavia →  Federal People's Republic of Yugoslavia →  Socialist Federal Republic of Yugoslavia → dissolved (would-be successor state  Federal Republic of Yugoslavia was de facto suspended from the United Nations by SCR 777 and GAR 47/1; current UN members that formerly comprised Yugoslavia:  Bosnia and Herzegovina,  Croatia,  Montenegro,  North Macedonia,  Serbia, and  Slovenia)

25 October 1945

•  Kingdom of Greece → / Hellenic Republic

30 October 1945

•  India →  Dominion of India →  Republic of India

31 October 1945

•  Peru

1 November 1945

•  Australia

2 November 1945

•  Costa Rica
•  Liberia

5 November 1945

•  Colombia

7 November 1945

• / Mexico
•  Union of South Africa → / South Africa

9 November 1945

• // Canada

13 November 1945

•  Ethiopian Empire → Derg → People's Democratic Republic of Ethiopia → Transitional Government of Ethiopia → / Federal Democratic Republic of Ethiopia
•  Panama

14 November 1945

• Republic of Bolivia →  Plurinational State of Bolivia

15 November 1945

• / Republic of Venezuela → / Bolivarian Republic of Venezuela

21 November 1945

•  Guatemala

27 November 1945

•  Norway

10 December 1945

•  Netherlands

17 December 1945

• // Honduras

18 December 1945

•  Uruguay

21 December 1945

• / Ecuador
• Kingdom of Iraq → / Iraqi Republic → / Ba'athist Iraq → // Iraq

27 December 1945

•  Belgium

1946

19 November 1946 (all by SCR 8 and GAR 34)

•  Kingdom of Afghanistan →  Republic of Afghanistan → /Democratic Republic of Afghanistan → Islamic State of Afghanistan → / Islamic Republic of Afghanistan
•  Iceland
•  Sweden

16 December 1946

•  Siam (SCR 13, GAR 101) →  Thailand

1947

30 September 1947 (all by SCR 29 and GAR 108)

• Dominion of Pakistan →  Islamic Republic of Pakistan
•  Mutawakkilite Kingdom of Yemen →  North Yemen →  Yemen (unified state after merging with  South Yemen)

1948

19 April 1948

• Union of Burma (SCR 45, GAR 188) → Socialist Republic of the Union of Burma → Union of Myanmar →  Myanmar

1949

11 May 1949

•  Israel (SCR 69, GAR 273)

1950s

1950

28 September 1950

•  Indonesia (SCR 86, GAR 491)

1955

14 December 1955 (all by SCR 109 and GAR 995)

•  Albania → / Republic of Albania
•  Austria
• // Bulgaria →  Republic of Bulgaria
• Cambodia →  Khmer Republic →  Cambodia →  Democratic Kampuchea →  Coalition Government of Democratic Kampuchea →  Cambodia
• / Ceylon →  Sri Lanka
•  Finland
• / Hungary (application addressed in 1947 by SCR 24) →  Hungary
•  Ireland
•  Italy (application addressed in 1947 by SCR 25)
•  Jordan
•  Laos →  Lao People's Democratic Republic
•  Libya → Libyan Arab Republic →  Libyan Arab Jamahiriya →  Libya
•  Nepal →    Federal Democratic Republic of Nepal
•  Second Republic of Portugal →  Third Republic of Portugal
•  Romanian People's Republic →  Socialist Republic of Romania →  Romania
•  Spain → / Kingdom of Spain

1956

12 November 1956

• Sudan (SCR 112, GAR 1110) →  Republic of the Sudan
•  Morocco (SCR 115, GAR 1111)
•  Tunisia (SCR 116, GAR 1112)

18 December 1956

• / Japan (SCR 121, GAR 1113)

1957

8 March 1957

• Dominion of Ghana → // Ghana (SCR 124, GAR 1118)

17 September 1957

•  Federation of Malaya (SCR 125, GAR 1134) →  Malaysia

1958

22 February 1958

•  Egypt and  Syria merge to become the  United Arab Republic

12 December 1958

•  Guinea (SCR 131, GAR 1325)

1960s

1960edit

20 September 1960

•  Cameroun (SCR 133, GAR 1476) →  Cameroon → United Republic of Cameroon →  Cameroon
•  Togo (SCR 136, GAR 1477)
•  Malagasy Republic (SCR 140, GAR 1478) →  Madagascar
•  Somalia (SCR 141, GAR 1479)
• // Democratic Republic of Congo (SCR 142, GAR 1480) →  Zaire → // Democratic Republic of the Congo
•  Dahomey (SCR 147, GAR 1481) → People's Republic of Benin →  Benin
•  Niger (SCR 148, GAR 1482)
•  Upper Volta (SCR 149, GAR 1483) →  Burkina Faso
•  Ivory Coast (SCR 150, GAR 1484) →  Côte d'Ivoire
•  Chad (SCR 151, GAR 1485)
•  Congo (SCR 152, GAR 1486) →  People's Republic of the Congo →  Republic of the Congo
•  Gabon (SCR 153, GAR 1487)
•  Central African Republic (SCR 154, GAR 1488) →  Central African Empire →  Central African Republic
• / Cyprus (SCR 155, GAR 1489)

28 September 1960

•  Senegal (SCR 139 and SCR 158, GAR 1490)
•  Mali (SCR 139 and SCR 159, GAR 1491)

7 October 1960

•  Nigeria (SCR 160, GAR 1492)

1961edit

27 September 1961

•  Sierra Leone (SCR 165, GAR 1623)

27 October 1961 Zdroj:https://en.wikipedia.org?pojem=Enlargement_of_the_United_Nations
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