Religious freedom. they were mostly europian
The answer is slavery. The Republicans were anti-slavery, while the democratic south was pro slavery. Eventually that, and a couple of other things, led to the Civil War.
Sorry if this was a bit late, Brainly had just recommended this question for me to answer, but I hope this helps!
Correct answer choice is:
D. The Normandy invasion of Europe
Explanation:
Normandy Invasion, additionally referred to as Operation master, throughout warfare 2, that was launched on June 6, 1944, with the coinciding landing of Allied Forces of England, USA, Canada, and France thrived the German forces on the coast of Normandy, France. With an enormous force of over 150000 troopers, the Allies thrived and gained a success that became the turning purpose for warfare 2 in Europe.