The southern factories were built to serve the interest of farmers because these industries were agricultural based which implies that there would be more benefit in having related industries in the region. This would help in cutting costs such as transport which meant higher benefits for farmers.
The Wilmot Proviso proposed an American law to ban slavery,
The English Middle Ages is a historical period that started in the V century and ended in the XVI century. Historically it begins with the departure of the Roman legions from Britain and the invasion of the Anglo-Saxons and ends with Henry VIII and the reform of the Scottish theologian, John Knox