The Interstate Highway System - Definition, Purpose & Facts
https://www.history.com/topics/us-states/interstate-highway-system
WEBMay 27, 2010 · The Interstate Highway System. By: History.com Editors. Updated: June 7, 2019 | Original: May 27, 2010. copy page link. Print Page. Kevork Djansezian/Getty Images. On June 29, 1956, President...
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