I don't remember bitcoin being banned in the USSR.
Discussion
The USSR also peacefully allowed secession.
But as far as I remember you’d get jail time for exchanging roubles for any other currency…
And what did you get in the US for trying to organize the exchange of rubles for dollars?
You’d get a bad rate.
with sentences up to six years in prison and a $10,000 fine
Bullshit, no US citizen was fined or jailed for that, while a lot of Russians were jailed for buying foreign currencies.