...might be that in the US most people wholeheartedly believe the propaganda, where's in SU most people didn't. As far as the foreign policy goes, the actions of the two countries seem to be about the same.
There is a duality of 1984 and Brave New World. In 1984 the government rules because everybody is afraid. In Brave New World it rules because nobody cares. But the net result is still the same.