that's why my dad always says that nothing good ever comes from russia

7

czechoslovakia, 20-21st august 1968, invasion of warsaw pact.

500 000 men, 6300 tanks and 800 aircraft.

108 dead and 500 civilians wounded during clashes with foreign troops and civilians accidents with the occupying forces. 

invasion also resulted in the emigration of approximately 300,000 people out of the country (70,000 immediately after the invasion).