Name (CODE NAME) |
City |
Country |
Dates |
Major participants: |
Major results |
U.S.-British Staff Conference (ABC-1) | Washington, D.C. |
United States |
January 29 – March 27, 1941 |
American, British, and Canadian military staff |
Set the basic planning agreement for the U.S. to enter the war. |
First Inter-Allied Conference | London |
United Kingdom |
June 12, 1941 |
Representatives of Britain, 4 Dominions, Free France and 8 Allied governments in exile |
Declaration of St James's Palace.[1] |
Atlantic Conference (RIVIERA) | Argentia |
Newfoundland |
August 9–12, 1941 |
Churchill and Roosevelt |
Atlantic Charter; proposal for a Soviet aid conference. |
Second Inter-Allied Conference | London |
United Kingdom |
September 24, 1941 |
Eden, Maisky, Cassin, and 8 Allied governments in exile |
Adherence of all the Allies to the Atlantic Charter principles.[2][3] |
First Moscow Conference (CAVIAR) | Moscow |
Soviet Union |
September 29 – October 1, 1941 |
Stalin, Harriman, Beaverbrook, Molotov |
Allied aid to the Soviet Union. |
First Washington Conference (ARCADIA) | Washington, D.C. |
United States |
December 22, 1941 – January 14, 1942 |
Churchill, Roosevelt |
Europe first, Declaration by United Nations. |
Third Inter-Allied Conference | London |
United Kingdom |
January 13, 1942 |
8 exile govts: Poland (Sikorski), Belgium, Greece, Czechoslovakia, Netherlands, Norway, Yugoslavia, Free France, Luxembourg |
Declaration Punishment for War Crimes, regarding Nazi atrocities against civilians.[4] |
Second Washington Conference (ARGONAUT)[citation needed] | Washington, D.C. |
United States |
June 20 – 25, 1942 |
Churchill, Roosevelt |
Make first priority opening a second front in North Africa, postpone cross-English Channel invasion. |
Second Claridge Conference | London |
United Kingdom |
July 20 – 26, 1942 |
Churchill, Harry Hopkins |
Substitute Operation Torch, the invasion of French North Africa, for US reinforcement of the Western Desert campaign. |
Second Moscow Conference (BRACELET) | Moscow |
Soviet Union |
August 12 – 17, 1942 |
Churchill, Stalin, Harriman |
Discuss reasons for Torch instead of cross-Channel invasion, Anglo-Soviet pact on information and technological exchanges. |
Cherchell Conference | Cherchell |
French Algeria |
October 21 – 22, 1942 |
Clark, Vichy French officers including Mast |
Clandestine conference before Torch, some Vichy French commanders agreed not to resist the Allied landings in Morocco and Algeria.[5] |
Casablanca Conference (SYMBOL) | Casablanca |
French Morocco |
January 14 – 24, 1943 |
Churchill, Roosevelt, de Gaulle, Giraud |
Plan Italian Campaign, plan cross-Channel invasion in 1944, demand "unconditional surrender" by Axis, encourage unity of French authorities in London and Algiers. |
Potenji River Conference | Natal |
Brazil |
January 28 – 29, 1943 |
Roosevelt, Vargas |
Creation of the Brazilian Expeditionary Force |
Adana Conference | Yenice |
Turkey |
January 30 – 31, 1943 |
Churchill, İnönü |
Turkey's participation in the war. |
Bermuda Conference | Hamilton |
Bermuda |
April 19 – 30, 1943 |
American and British delegations separately led by Harold W. Dodds and Richard Law |
Jewish refugees freed by Allied forces and those still in Nazi-occupied Europe discussed. US immigration quotas not raised, UK prohibition on Jews seeking refuge in Mandatory Palestine not lifted. |
Third Washington Conference (TRIDENT) | Washington, D.C. |
United States |
May 12 – 25, 1943 |
Churchill, Roosevelt, Marshall |
Plan Italian Campaign, increase air attacks on Germany, increase war in Pacific. |
Algiers Allied Planning Conference
| Algiers |
Algeria |
May 29 – June 4, 1943 |
Churchill, Eden, Brooke, Tedder, Cunningham, Alexander, & Montgomery met with Marshall & Eisenhower |
Finalize plan for Italian Campaign, increase air attacks on Germany, fix date for Operation HUSKY |
First Quebec Conference (QUADRANT) | Quebec |
Canada |
August 17 – 24, 1943 |
Churchill, Roosevelt, King |
D-Day set for 1944, reorganization of South East Asia Command, secret Quebec Agreement to limit sharing nuclear energy info. |
Third Moscow Conference | Moscow |
Soviet Union |
October 18 – November 11, 1943 |
Foreign ministers Hull, Eden, Molotov, Fu; and Stalin |
Moscow Declaration. |
Cairo Conference (SEXTANT) | Cairo |
Kingdom of Egypt |
November 23 – 26, 1943 |
Churchill, Roosevelt, Chiang |
Cairo Declaration for postwar Asia. |
Tehran Conference (EUREKA) | Tehran |
Persia |
November 28 – December 1, 1943 |
Churchill, Roosevelt, Stalin |
First meeting of the Big 3, plan the final strategy for the war against Nazi Germany and its allies, set date for Operation Overlord. |
Second Cairo Conference
| Cairo |
Kingdom of Egypt |
December 4 – 6, 1943 |
Churchill, Roosevelt, İnönü |
Agreement to complete Allied air bases in Turkey, postpone Operation Anakim against Japan in Burma. |
British Commonwealth Prime Ministers' Conference | London |
United Kingdom |
May 1–16, 1944 |
Churchill, Curtin, Fraser, King, and Smuts |
British Commonwealth leaders support Moscow Declaration and reach agreement regarding their respective roles in the overall Allied war effort. |
Bretton Woods conference | Bretton Woods |
United States |
July 1 – 15, 1944 |
Representatives of 44 nations |
Establishes International Monetary Fund and International Bank for Reconstruction and Development. |
Dumbarton Oaks Conference | Washington, D.C. |
United States |
August 21 – 29, 1944 |
Cadogan, Gromyko, Stettinius, and Koo |
Agreement to establish the United Nations. |
Second Quebec Conference (OCTAGON) | Quebec City |
Canada |
September 12 – 16, 1944 |
Churchill, Roosevelt |
Morgenthau Plan for postwar Germany, other war plans, Hyde Park Agreement. |
Fourth Moscow Conference (TOLSTOY) | Moscow |
Soviet Union |
October 9 – 18, 1944 |
Churchill, Stalin, Molotov, Eden |
Establishing post-war spheres of influence in Eastern Europe and Balkan peninsula. |
Malta Conference (ARGONAUT and CRICKET) | Floriana |
Crown Colony of Malta |
January 30 – February 2, 1945 |
Churchill, Roosevelt |
Preparation for Yalta. |
Yalta Conference (ARGONAUT and MAGNETO) | Yalta |
Soviet Union |
February 4 – 11, 1945 |
Churchill, Roosevelt, Stalin |
Final plans for defeat of Germany, postwar Europe plans, set date for United Nations Conference, conditions for the Soviet Union's entry in war against Japan. |
United Nations Conference on International Organization | San Francisco |
United States |
April 25 – June 26, 1945 |
Representatives of 50 nations |
United Nations Charter. |
Potsdam Conference (TERMINAL) | Potsdam |
Allied-occupied Germany |
July 17 – August 2, 1945 |
Stalin, Truman, Attlee, Churchill (in part, until election defeat of the Conservative Party) |
Potsdam Declaration demanding unconditional surrender of Japan, Potsdam Agreement on policy for Germany. |