Roosevelt was keen to improve relations between the three Allies and agreed to hold the meeting in The meeting was mainly a success for Stain who achieved most of what he wanted
This was because Roosevelt was not well during the Conference and, in any case, tended to side with Stalin rather than Churchill
Churchill's idea of an Allied invasion through the Balkans, thereby preventing the Red Army from taking over all of eastern Europe, was rejected
Main agreements at the Tehran Conference
Britain and the USA agreed to open up a second front by invading France in May 1944-(D-day)
The Soviet Union was to wage war against Japan once Germany was defeated
United Nations organisation was to be set up after the war
An area of eastern Poland was added to the Soviet Union
The borders of post-war Poland were to be along the Oder and Neisse rivers
The Yalta Conference
February 1945
By early 1945 Allied armies were closing in on Berlin, and Germany was close to defeat
The Big Three were still fearful of Hitler and, for the most part, were able to reach agreement on key issues
Yet this was the last meeting of the Big Three. Within months, Roosevelt had died and Churchill had lost a general election
Stalin wanted the Germans to pay huge reparations, but Roosevelt and Churchill agreed that it was not sensible to punish Germany too harshly
Stalin and Roosevelt apparently enjoyed a warm relationship, and as a result, Churchill felt isolated for most of the Conference