Answer:
Eastern bloc
Step-by-step explanation:
In 1946 Stalin placed tight restrictions on countries in the "EASTERN BLOC"
The purpose of placing tight restrictions is to control the area following the aftermath of world war II. He was able to do this by using the Soviet Union red army to control the activities of the countries in Eastern Bloc such as Poland, East Germany, Albania, Bulgaria, Yugoslavia, Romania, Czechoslovakia, and Hungary.