Lincoln Douglas made a point of telling how horrible slavery was in regard to the fact that he was not allowed to have any leisure time, he was often beaten, and was denied access to an education for some time.
The lord propietors, even tough the kind had full sovereignty over Carolina, were given some Powers to ensure to collect taxes and duties, establish civil structures and to keep order, also they could own some mineral field, they were avalaible to have some independent at some point.
The goverment of these colonies consisted in: A governor, a council and a populary elected assembly.
The goverments under propietary rule were similarly organized, the best know difference was who appointed the governing oficial, in these case could be the Lords Proprietors or the sovereign.
Because they wanted to make other countries go into war
They did not join together. the nubia and the egypts were against eachother trying to create wars in order to end eachother