After stalin's death, how did the soviet union respond to the activities of soviet-aligned leaders and other individuals who sought political reforms and freedom of expression?

After Stalin's death, Nikita Khrushchev became the new leader. In 1956, he shocked the Soviet Communist Party when he publicly denounced Stalin's abuse of power. Khrushchev closed prison camps and eased censorship. He also sought a "peaceful coexistence" with the West.