How did a hogan differ from a tepee

During the cold war, which of the following groups of countries would have all been"behind the iron curtain"

Who were some of the most important scientist in there and shipments of the revolution

Hurr. in addition to emancipation, what did most abolitionists in north carolina support? a) providing freed slaves with land in the west b)allowing freed slaves to become part of us society c)expanding slavery into western territories d)establishing slave codes in the south