Answer:
1844-1877 As the nation expanded and its population grew, regional tensions, especially over slavery, led to a civil war — the course and aftermath of which transformed American society. Key Concept 5.1: The United States became more connected with the world as it pursued an expansionist foreign policy in the Western Hemisphere.
Explanation:
slavery started the Civil war. problems between the north and south
Kennedy’s biggest goal in foreign policy was to avoid war
Hmmmm well I don’t know but I guess I’ll go with A
1. Songs
2. Food
3. Hairstyles
I think you need to put this into science