By supporting the communist parties in those countries, the USSR extended its sphere of influence into Yugoslavia and Albania.
After a fight between those who supported the USSR way of Communism, Yugoslavia later on separated from the USSR, i.e Stalin, and those who supported the socialistic way, who is Tito.
As a result of Soviet leader Nikita Khrushchev's rapprochement with Yugoslavia along with his "Secret Speech", which include the efforts to extend those policies into Albania which also occurred in other Eastern Bloc states during that time, the worsening of relations between the Union of Soviet Socialist Republics (USSR) and the People's Socialist Republic of Albania called the Soviet-Albanian split happened.
