What is the main reason the us civil war started?

What best describes the transportation within cities in the early 1800s

Why was "impressment" an important issue during the jefferson administration? the united states was being treated disrespectfully, as the spanish navy was forcing american sailors into naval service for them. the united states was being treated disrespectfully, as the french navy was forcing american sailors into naval service for them. the united states was treating british navy with disrespect by forcing british sailors into naval service for them. the united states was being treated with disrespect on the high seas, as the british navy was forcing american sailors off their ships and into naval service for them. the united states was treating french navy with disrespect by forcing french sailors into naval service for them.

Me! these questions are based on american people in the south essential questions: question 1: for what reasons will one group of people exploit another? focus questions: question 1: what influenced the development of the south more: geography, economy, or slavery? question 2: what were the economic, political and social arguments for and againsts slavery in the first half of the 19th century.