 Complete the following phrase:  Stalin pursued a strategy of facilitating the formation of a Polish government independent of and in opposition to the exile government in London by empowering the Polish communists. Among Polish communist organizations established during the war were the Polish Workers Party in occupied Poland and the Union of Polish Patriots in Moscow. A new was formed in the Soviet Union to fight together with the Soviets. At the same time Stalin worked on co-opting the Western Allies the United States led by President Franklin D. Roosevelt and the United Kingdom led by Prime Minister Winston Churchill, who, in terms of practical implementations, conformed to Stalins views on Polands borders and future government. The fate of Poland had been determined in a series of negotiations that included the conferences in 