*ok I'm Australian I'm just basing what I know of this from what I've read and heard from the musical* ok so basically Hamilton was in control of the capital and to raise it he needed tariffs (tax) from certain people, therefore tariff would help him get ahead of Jefferson and Madison who had control of the banks (I think)
It was established as a haven for debtors and to provide a buffer between prosperous South Carolina and the Spanish possessions in Florida.
The advantages of hydraulic mining compared to placing mining it enabled that miners are to easily access deeply buried gold etc
The innovation that enabled ordinary people to buy cars was <span>Henry Ford's assembly line, which made cars inexpensive because they were able to produce them more efficiently and faster.</span>