: Moscow reserved the sole right to define what constituted "true socialism" and what was a "capitalist threat". 📉 Demise: The "Sinatra Doctrine"
: Though the doctrine wasn't named yet, the Soviet invasion of Hungary to crush Imre Nagy’s reforms established the practical precedent for "fraternal assistance". The Soviet Concept of Limited Sovereignty from ...
: In 1988, Gorbachev withdrew troops from Afghanistan and signaled that the USSR would no longer intervene in the internal affairs of its allies. : Moscow reserved the sole right to define