Who was accused by Whitaker Chambers of spying for the Soviet Union and was convicted of perjury?

Who was convicted and executed for passing atomic bomb secrets to the Soviets?

Which agency sought out Communists by conducting investigations without necessarily regarding people's civil rights?

Who played on the public's fear of communism in the US by accusing people of being communist--even accusing the Army of having Communist connections?

What was the name of the policy by which the US threatened to use all forces (especially nuclear) against its enemy?

What did the Soviets create to counter NATO?

Which of the following specifically said the US would defend the Middle East against communism?

What prompted the US to increase its efforts in the fields of science, math, and space in 1957?

"I was a pilot flying an airplane and it just so happened that, where I was flying, made what I was doing spying." ~ Francis Gary Powers.

This quote was in reference to which incident and in which year?