Why did the united states and soviet union negotiate the salt i and salt ii treaties? to stimulate the soviet union’s economy to reduce tensions between the two countries to encourage the two countries to spend less on their militaries to encourage the soviet union to allow greater freedom of speech

SALT, also known as Strategic Arms Limitation Talks. The main objective of these talks where to reduce tension between the U.S and USSR. That would be option B.

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the roman army grew in size and became dominant in the mediterranean region.

there is no chart here so no one can answer this.