Answer
The De-Stalinization policy, initiated by Nikita Khrushchev at the end of the 1950s, made Gheorghiu-Dej nervous. This policy was designed to undo the cult of personality that had developed around Stalin and to make the Soviet Union more democratic. Gheorghiu-Dej, who was a staunch Stalinist, feared that this policy would undermine his own power and lead to his downfall.