Its control of Eastern Europe was always enforced on the basis of “friendship treaties,” and the Soviet invasions of Hungary in 1956 and Czechoslovakia in 1968 were “fraternal” missions.
Su control sobre Europa Oriental siempre se impuso sobre la base de "tratados de amistad", y las invasiones soviéticas a Hungría en 1956 y a Checoslovaquia en 1968 fueron misiones "fraternales".