Winston Churchill
<span> He was the prime minister of England. England was one of the United States' closest allies throughout the 20th century, and Churchill was a highly respected, successful leader, so Americans trusted his opinion of the Soviet Union when he spoke of the Iron Curtain in the 1940s. </span>
They were trying to protect their land
Passage of the Lend-Lease Act represented a shift from the foreign policy that dominated American politics between the two world wars. Prior to its passage, the US followed a policy of isolationism and remained out of affairs. The Lend-Lease Act led to the US's supplying of Great Britain with arms, foodstuffs, and ships for war.