What was the major disagreement between the united states and the soviet union after world war ii?

how to govern germany
the spread of communism
the economic support of western europe
the founding of the united nations

Why was galileo galilei brought before the inquisition? for insisting that earth stands still at the center of the universe for proving that planets move in elliptical orbits for putting forth evidence that earth moves around the sun for suggesting that the sun is a star