Whi was responsible for starting the cold war: the united states or the soviet union​

Well it depends on how you think about it.. The Soviet union Started the war but ant the end of WW2, the U.S diddnt want to share the victory of defeating japan with USSR so the U.S dropped the bomb as fast as possible and that was foreshadowing of the cold war.

Explanation:

So it was both but the answer is soviet union​

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