In the late 1840s, what led to the question of whether slavery should expand to the territories?
A. the enactment of the Wilmot Proviso
B. the violence of “Bleeding Kansas”
C. the results of the Mexican War
D. the attack at Harpers Ferry

Question

In the late 1840s, what led to the question of whether slavery should expand to the territories?
  A. the enactment of the Wilmot Proviso 	
  B. the violence of “Bleeding Kansas” 	
  C. the results of the Mexican War 	
  D. the attack at Harpers Ferry

anonymous · Answer

C. The results of the Mexican War.

After the Mexican War, the US gained a huge portion of land in the southwest. This land obviously didn't have any slave laws when it was acquired, so the country was split on whether to make the territory a slave or nonslave territory.