After 1800 could the U. S ever have established slavery without a civil war?

Why was the campaign in northern africa so important to the outcome of the war?

Even though both ww1 and ww2 were in many ways the same conflict with basically the same countries facing off against each other, the way each war started was significantly different. the question is how what were the differences on how they started

After the civil war which president was called a "carpetbagger"?