The cold war was a prolonged period of military competition and tension between the united states and which nation?

Russia is the correct answer.

Explanation:

The period of tension between the communist countries of Eastern Europe and the capitalist countries of the Eastern Europe that lasted from 1945-1991. It was led by both the countries in their respective zones of influence. During cold war war the globe was divided into two power blocks. US and USSR never declared war on each other but fought proxy wars, competed with each other in space and Arms race.

monopolies  came to the united states with the colonial administration. the large-scale public works needed to make the new world hospitable to old world immigrants required large companies to carry them out. these companies were granted exclusive contracts for these works by the colonial administrators. even after the american revolution, many of these colonial holdovers still functioned due to the contracts and land

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