This Cold War separated the temporary wartime connections against Nazi Germany, leaving the USSR and the US as a couple superpowers with profound economic and political differences: the former like a single-party Marxist–Leninist express operating planned economic system and controlled mass media and owning exclusively the best to establish and govern communities, and the latter being a capitalist state along with generally free elections and also press, which additionally granted freedom regarding expression and liberty of association in order to its citizens.