During the high Middle Ages, the Roman Catholic Church became organized into an elaborate hierarchy with the pope as the head in western Europe. He established supreme power.
Answer:
the French and British empires grew.....
Explanation:
This 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.