The Industrial Revolution started in the mid-1700's. There does appear to have been some degree of industrialization/manufacturing present and concentrated in the Northern states prior to the Revolutionary War.
The different economies of the Northern and Southern regions was a design of British colonialism we inherited.
86 posted on 07/07/2015 7:29:34 AM PDT by tacticalogic
("Oh, bother!" said Pooh, as he chambered his last round.)