It was after the Battle of Antietam
The Kansas-Nebraska Act allowed each territory to decide the issue of slavery on the basis of popular sovereignty. Kansas with slavery would violate the Missouri Compromise<span>, which had kept the Union from falling apart for the last thirty-four years.</span>
In the next decade, the colonists conducted search and destroy raids on Native American settlements. They burned villages and corn crops (ironic, in that the English were often starving). Both sides committed atrocities against the other. ... Their marriage did help relations between Native Americans and colonists.
Answer:
A
Explanation:
There was a fear of communism in the US and Europe.
