Why did the United States government spend money to improve both the National Highway

System and the Interstate Highway System? How did the building of this system affect South
Carolina's economy?

The United States government spent money to improve both the National Highway System and the Interstate Highway System for various reasons. These reasons include connecting rural and urban areas, providing transportation infrastructure for goods and services, and improving national defense by facilitating the movement of military personnel and equipment.

The building of the system affected South Carolina's economy positively in several ways. It increased trade and commerce opportunities by making it easier and quicker for goods to be transported across the state and the country. It also opened up new job opportunities in the construction and maintenance of the highways. Additionally, it encouraged tourism by making it easier for people to travel to and from South Carolina's attractions. Ultimately, the highway system contributed significantly to the state's economic growth and development.