We are so much disturbed by the present atmosphere, everyone. Just like this morning you have news that the Russians, they have captured Czechoslovakia. How much distressed they are. I heard from the newspaper that several of them were crying.

…the Russians have occupied Czechoslovakia. They are thinking, “It is mine.” Or somebody is thinking, “It is mine.” This is the cause of. Because it is ignorance. But actually, everything belongs to God. If this sense is spread all over the world — “Nothing belongs to anyone but God, and we are all sons of God” — that is the best communism.

From Srila Prabhupada’s lecture on Srimad-Bhagavatam 7.9.12 – August 19 (?), 1968, Montreal

On the night of August 20, 1968, approximately 200,000 Warsaw Pact troops and 5,000 tanks invaded Czechoslovakia