Answer:
Known as the Cold War, this conflict began as a struggle for control over the conquered areas of Eastern Europe in the late 1940s and continued into the early 1990s. Initially, only the United States possessed atomic weapons, but in 1949 the Soviet Union exploded an atomic bomb and the arms race began.
Explanation:
Its either the fist option or the second option, try the second option.
Answer:
B. Lend-Lease Act
We sent Mainly the USSR but also Britain and china many planes and tanks. under the Lend-Lease Act At the beginning of the war U.S.A had very obsolete planes but they were still very useful against the German BF109s (Germany had the most advanced technology of the time by far).