Manufacturing in the Northeast is correct, which was during the Industrial Revolution. The Industrial Revolution caused a flux of increase in cities like NewYork and Boston in immigration, trade, factories, and laborers.
Slavery was implicitly recognised in the original Constitution in provisions such as Article I, Section 2, Clause 3, commonly known as the Three-Fifths Compromise, which provided that three-fifths of each state's enslaved population (“other persons”) was to be added to its free population for the purposes of apportioning seats in the United States House of Representatives and direct taxes among the states.
Answer:
The Iroquois Confederacy sided with the British during the French and Indian War. The Iroquois Confederacy claimed that it owned the lands that made up the Ohio Country. The British government, which argued that the Iroquois were their subjects, used the Iroquois claim to assert that it held legal title to the land.