| Country |
Chief of State |
Head of Government |
| Afghanistan |
King Mohammed Zahir Shah |
Prime Minister Shah Mahmud Khan |
| Albania |
Chairman of the Presidium of the People's
Assembly Omer Nishani |
Chairman of the Council of Ministers Enver
Hoxha |
| Andorra |
|
|
| Argentina |
President Juan D. Perón |
| Australia |
King George VI of the United Kingdom
Governor General the Duke of Gloucester
(from January 31) William John McKell |
Prime Minister Ben Chifley |
| Austria |
Federal President Karl Renner |
Federal Chancellor Leopold Figi |
| Belgium |
King Leopold III |
Premier Camille Huysmans
(from March 20) Paul-Henri Spaak |
| Bhutan |
King Jigme Wangchuk |
Chief Minister Sonam Topgay Dorji |
| Bolivia |
President Tomás Monje
(from March 10) Enrique Hertzog |
| Brazil |
President Eurico Gaspar Dutra |
| Bulgaria |
Chairman of the Provisional Presidency Vasil
Kolarov
(from December 9) Chairman of the Presidium of
the National Assembly Mincho Neychev |
Chairman of the Council of Ministers George
Dimitrov |
| Canada |
King George VI of the United Kingdom
Governor General Harold Alexander |
Prime Minister W. L. Mackenzie King |
| Chile |
President Gabriel Gonzalez Videla |
| China |
President of the Executive Yuan
Dr. T. V. Soong
(from March 1) Generalissimo Chiang Kai-shek
(from April 23) General Chang Chun |
| Colombia |
President Oriano Ospina Pérez |
| Costa Rica |
President Teodoro Picado |
| Cuba |
President Ramón Grau San Martín |
Premier Carlos Prio Socarrás
(from May 1) Raúl López del Castillo |
| Czechoslovakia |
President Edvard Benes |
Premier Klement Gottwald |
| Denmark |
King Christian X
(from April 20) Frederik IX |
Prime Minister Knud Kristensen
(from November 13) Hans Hedtoft |
| Dominican Republic |
President Rafael Leónidas
Trujillo Molina |
| Ecuador |
President José Mariá Velasco
Ibarra
(from August 23) Colonel Carlos Mancheno
(from ) Mariano Suárez Veintimilla
(from ) Carlos Julio Arosemena |
| Egypt |
King Farouk |
Prime Minister Mahmoud an-Nukrashi Pasha |
| El Salvador |
President Salvador Castañeda
Castro |
| Ethiopia |
Emperor Haile Selassie |
Chief Minister Ras Betwoded Makonnen
Endelkachew |
| Finland |
President Juho Kusti Paasikivi |
Premier Mauno Pekkala |
| France |
Chairman of the Provisional Government Léon
Blum
(from January 16) President Vincent Auriol |
Prime Minister Léon Blum
(from January 21) Paul Ramadier
(from November 22) Robert Schuman |
| Greece |
King George II
(from April 1) Paul |
Prime Minister Constantin Tsaldaris
(from January 24) Dimitrios Maximos
(from August 29) Constantin Tsaldaris
(from September 7) Themistocles Sophoulis |
| Guatemala |
President Juan José Arévalo |
| Haiti |
President Dumarsais Estimé |
| Honduras |
President General Tiburcio Carias
Andino |
| Hungary |
President Zoltán Tildy |
Prime Minister Ferenc Nagy
(from May 31) Lajos Dinnyés |
| Iceland |
President Sveinn Björnsson |
Prime Minister Ólafur Thors
(from February 3) Stefan Johann Stefansson |
| India |
King George VI of the United Kingdom
Governor General The Viscount Mountbatten of
Burma |
Prime Minister Jawaharlal Nehru |
| Indonesia |
President Ahmed Sukarno |
Prime Minister Sutan Sjahir
(from July 3) Amir Sjarifuddin |
| Iran |
Shah Mohammed Reza Pahlavi |
Prime Minister Ahmad Ghavam
(from December 18) Mohammad-Reza Hekmat
(from December 29) Ibrahim Hakimi |
| Iraq |
King Faisal II |
Prime Minister Nuri as-Said
(from March 29) Salih Jabur |
| Ireland, Republic of |
President Seán O'Kelly |
Taoiseach Eamon de Valera |
| Italy |
Provisional Head of State Enrico De Nicola |
President of the Council of Ministers Alcide
De Gasperi |
| Japan |
Emperor Hirohito |
Prime Minister Shigeru Yoshida
(from May 24) Tetsu Katayama |
| Lebanon |
President Bechara Koury |
Prime Minister Sami Solh |
| Liberia |
President William V. S. Tubman |
| Liechtenstein |
Prince Franz Joseph II |
Prime Minister Alexander Frick |
| Luxembourg |
Grand Duchess Charlotte |
Prime Minister Pierre Dupong |
| Mexico |
President Miguel Alemán |
| Monaco |
Prince Louis II |
Minister of State Pierre de Witasse |
| Mongolia |
Chairman of the Presidium of the State Little
Khural Gonchigiin Bumtsend |
Chairman of the Council of Ministers
Khorloogiin Choibalsan |
| Muscat and Oman |
Sultan Said Bin Taimur |
| Nepal |
King Tribhuvan Bir Bikram Shah |
Prime Minister Padma Shumsher Jang Bahadur
Rana |
| Netherlands |
Queen Wilhelmina |
Prime Minister Willem Drees |
| New Zealand |
King George VI of the United Kingdom
Governor General Lieutenant-General The Lord
Freyberg |
Prime Minister Peter Fraser |
| Nicaragua |
President Anastasio Somoza Garcia
(from May 1) Leonardo Argüello Barreto
(from May 26) Benjamín Lacayo Sacasa
(from August15) Víctor Manuel Román y Reyes |
| Norway |
King Haakon VII |
Prime Minister Einar Gerhardsen |
| Pakistan |
King George VI of the United Kingdom
Governor General Muhammad Ali Jinnah |
Prime Minister Liaquat Ali Khan |
| Panama |
President Enrique Adolfo Jiménez |
| Paraguay |
President Higenio Morínigo |
| Peru |
President José Luis Bustamante |
President of the Council of Ministers Julio
Ernesto Portugal Escobedo
(from January 12) José R. Alzamora Freundt |
| Philippines |
President Manuel A. Roxas |
| Poland |
President Boleslaw Bierut |
President of the Council of Ministers Edward
Osóbka-Morawski
(from February 6) Józef Cyrankiewicz |
| Portugal |
President Óscar Carmona |
Prime Minister António de Oliveira Salazar |
| Romania |
King Michael
(from December 30) Chairman of the Presidium of
the Great National Assembly Constantine Ion
Parhon |
President of the Council of Ministers Petru
Groza |
| San Marino |
Captains Regents Filippo Martelli
and Luigi Montironi
(from April) Marino Della Balda and Luigi
Zafferani
(from October) Domenico Forcellini and Mariano
Ceccoli |
| Saudi Arabia |
King Ibn Saud |
| South Africa |
King George VI of the United Kingdom
Governor General Gideon Brand van Zyl |
Prime Minister Jan Christiaan Smuts |
| Soviet Union (U.S.S.R.) |
Chairman of the Presidium of the Supreme
Soviet Nikoly Shvernik |
Chairman of the Council of Ministers Joseph
Stalin |
| Spain |
General Francisco Franco |
| Sweden |
King Gustav V Adolf |
Prime Minister Tage Erlander |
| Switzerland |
President of the Federal Council
Philipp Etter |
| Syria |
President Shukri al-Quwatli |
Prime Minister Jamil Mardam Bey |
| Thailand (Siam) |
King Rama IX |
Prime Minister Thawan Thamrong Nawasawat
(from November 10) Luang Khovid Aphaiwongse |
| Transjordan |
King Abdullah-ibn-Hussein |
Prime Minister Ibrahim Pasha Hashim
(from February 4) Samir Pasha Rifai |
| Turkey |
President Ismet Inönü |
Prime Minister Recep Peker
(from September 10) Hasan Saka |
| United Kingdom |
King George VI |
Prime Minister Clement Attlee |
| United States |
President Harry S. Truman |
| Uruguay |
President Juan José de Amézaga
(from March 1) Tomás Barreta
(from August 2) Luis Batlle Berres |
| Venezuela |
President Romulo Betancourt |
| Vietnam, North |
President Ho Chi Minh |
| Vietnam, South |
|
| Yemen |
King Yahya Muhammad ed-Din |
| Yugoslavia |
President of the Presidiun of the National
Assembly Ivan Ribar |
Prime Minister Josip Broz Tito |
