1. what was the second of two crucial events that increased u. s. concerns about the spread of communism in 1949? (1 point) communists came to power in china. lenin took the russian tsars from power. the berlin wall was built. the soviets developed an atomic bomb 2. despite the support of american troops, which country fell to communism in 1975? (1 point) korea vietnam china germany 3. in what year did india gain its independence? (1 point) 1901 1922 1947 1975 for all three you will get 30 points