Answer:
He signed the Civil Rights Act of 1957 and sent Army troops to enforce federal court orders which integrated schools in Little Rock, Arkansas. His largest program was the Interstate Highway System. He promoted the establishment of strong science education via the National Defense Education Act.
Explanation:
The continental army's victory at saratoga
The war caused the united states to enter another severe depression
the united states became the most richest powerful nation in the world
The US forces passing the 38th parallel would be your answer.