Why was there tension between the us and the ussr after world war ii?

Their economies were based on different principles and systems, is the right answer.

Explanation:

There were a number of factors that were responsible for the tensions between the U.S. and the USSR after World War II. Some of the factors include the extreme distrust, the spread of communism, the destruction of capitalism by the Soviet Union etc. However, the most important factor responsible for tension between the U.S.  and the USSR after the Second World War was that the economies were based on different principles and systems. These factors were strong enough to create a war-like situation between the two.

location is the answer to this

the doctrine of nullification recommended that states living inside the union have the one-sided, inalienable ideal to void any law made by the national government that could be esteemed illegal.

the united states was shaped based on a general agreement among its individual states. hence, it is inferred that under the hypothesis of invalidation, since the states are the establishment of the union, they have the ability to referee and disprove unlawful laws.