North, large cities, most populated, manufacturing, industrialization, Factories, largely opposed slavery, South, Slavery, Plantations, Cotton is King, states rights to be protected, economy based on agriculture, cash crops, West, Frontier, mining (gold), wants govt funding of railroads, new settlers constantly arriving, cheap land for sale, Indian removal

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?