The Communists during the war with the Nationalists had support from the Soviets and European powers.
During the war between the Chinese Communists and Nationalists, aside from support from the people, the Communists also had assistance from the Soviets and backing from European powers in their favor. Stalin backed communist parties in various European nations, while the Soviet Union formed alliances with countries like China, showing the strategic support they provided to the Communists.
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