Theory i believe? hope this helps
Another name for economic system could be capitalism.
Hitler's regime was socially far-right but fairly left economically. But regardless, it was very much so a right-wing authoritarian, single-party dictatorship.
Answer:
Slavery played the central role during the American Civil War. The primary catalyst for secession was slavery, especially Southern political leaders' resistance to attempts by Northern antislavery political forces to block the expansion of slavery into the western territories