With Lots of cotton, Textile mills were being built in the North, especially in New England
- Before the invention of the cotton gin, there was not enough material for mills to be useful
- Previously, if America wanted cotton, it would have to trade raw material to Britain and then buy it back as textiles, which was very expensive
- With a surplus of cotton in the South, Northern textile mills had enough cotton to be profitable.
- With strong cotton and textile industries, the United States was an international power in the trading market