What did the selective service act accomplish?

It gave the president the power to draft soldiers.

Explanation:

The Selective Service Act was a legislation passed six weeks after the United States entered the First World War, on May 18, 1917. This legislation gave the president the power to draft soldiers to fight on the Western Front with the Allies. Before this Act, the United States only had a small army of 100,000 volunteers. The Selective Service Act led to military conscription.

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