Official name Dwight D. Eisenhower National System of Interstate and Defense Highways . a network of U.S. highways connecting the 48 conterminous states, begun in the 1950s and estimated to carry about 25 percent of the nation's traffic: also established in Alaska, Hawaii, and Puerto Rico, but without physical connections to other states or territories.: Compare National Highway System.
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How to use Interstate Highway System in a sentence
And in the 20th century, the federal government built the Interstate Highway System, without which, say, Walmart, could not exist.The Free-Market Cluelessness of Bitcoin Enthusiasts | Daniel Gross | March 7, 2014 | THE DAILY BEAST
Eisenhower and Congress worked to enact the Interstate Highway System.Obama’s Nightmare: Reelected in 2012 but Republicans Take the Senate | Thomas E. Cronin | December 29, 2011 | THE DAILY BEAST