How did the mexican cession impact politics about slavery

Mexican-American War of 1846-1848 affected efforts to abolish slavery and was driven by economic ambitions and a sense that the United States was "destined" to span the entire continent.

Explanation:

Mexican-American War of 1846-1848 affected efforts to abolish slavery and was driven by economic ambitions and a sense that the United States was "destined" to span the entire continent. The war also raised the issue of how acquisition of such a large territory would affect the balance between slave and free states. The congressional response of the Great Compromise of 185 did not only allowed for the possible creation of new slave states, but also placed legal demands upon the northerners to aid in the recapture of fugitive slaves.