The border dispute is the alamo
He killed 10 million Africans through forced labor.
The reason why Southerners were more likely than Northerners to support the Mexican-American War is because an American victory in the war would lead to more territory in the South being gained (territory once belonging to Mexico).
Answer: Lewis and Clark
Explanation: :) hope it helps it would rlly help if u could give me brainlyest i am on a race with my sister to see who can get brainlyest