why did the United states and the Soviet union go to war against each other if in the past they had been allies and were on the same side during world war II?

basic principles: federalism, separation of powers, checks and balances, judicial review, representative democracy, limited government, rule of law, individual rights and responsibilities, consent of the governed, majority rule, popular sovereignty, equal protection.

they consider la nina a warm place and el nino a cool place but all aoround its pretty neatrual