Why was the nuclear arms race significant

This arms race is often cited as one of the causes of World War I. The United States' use of nuclear weapons to end World War II led to a determined and soon successful effort by the Soviet Union to acquire such weapons, followed by a long-running nuclear arms race between the two superpowers.

Explanation:

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it makes companies more competitive it mainly alot

giving the us more money to give to the states it allows them to sell oversee and to other countries and more