Texas is the leader in the oil production.
One of the primary concerns of the colonists during the French and Indian War was that Great Britain would end up taxing them in order to pay for it, which turned out to be true and helped lead to the Revolution.
Answer:
What were two effects of the Louisiana Purchase on the United States? The purchase doubled the size of the United States, greatly strengthened the country materially and strategically, provided a powerful impetus to westward expansion, and confirmed the doctrine of implied powers of the federal Constitution.