3 things herbert hoover did while in office as president

When the U.S. entered the war, President Woodrow Wilson appointed Hoover to lead the Food Administration, and Hoover became known as the country's "food czar". After the war, Hoover led the American Relief Administration, which provided food to the inhabitants of Central Europe and Eastern Europe.

Explanation:

it allows shippers to carry commercial goods, which allows them to save time and money.

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