Those two grows were The Federalists and Anti-Federalists
It focuses that the Bills will be made into laws by Congress. Of course, the President has a veto, but Congress has the final say. It also touches on taxes a bit.
Answer:
Slavery and Many travelers lost their way.
Explanation:
The target of The western Expansion was the ex-Louisiana territory that's previously owned by France before being bought by United States.
Many states fight over whether the new western territory should be considered as slaves states (where slavery is allowed) or free states (where slavery is illegal.
On top of that, the navigation technology among settlers were still somewhat primitive. So, when they embarked on a journey from Eastern States to Western states, many of them actually lost their way and ended up settling in Midwest or Southern part of United States.