They bred prolifically and when their population exceeded the capacity of their limited land to sustain them, they sent out the surplus population to seize new land and establish new city-states. So they spread right around the Mediterranean and Black Seas.
Answer:
Trade Prices too high.
Explanation:
The reasons
1. Britain's seizure of American ships and impressment of sailors.
2. America's resentment of Britain.
3. American belief that British were arming Native Americans and inciting them to riot.
4. American "War Hawks" wanting to annex Florida and Canada.
There is nothing about Trade.