An ardent supporter of a "modern, interstate highway system," President Eisenhower would sign this bill into law on the 29th of June, 1956. The act authorized the building of highways throughout the nation, which would be the biggest public works project in the nation’s history. Popularly known as the National Interstate and Defense Highways Act of 1956, the Federal-Aid Highway Act of 1956 established an interstate highway system in the United States.
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Today’s Document from the National Archives