I'd say protection against ruffians and bandits
Answer: The establishment of three U.S. army forts along the Bozeman trail through Lakota annexed Crow Indian treaty territory caused Red Cloud's war. The Crows fought back against the Indian trespassers by helping the troops in the very same forts that Red Cloud wanted closed.
Answer:
option 3 (Iroquois Confederacy)
Explanation:
Overlapping claims by the British and the Iroquois Confederacy resulted in American Indians working together to drive the British off the continent. Overlapping claims by the French, the British, and the Spanish created fierce competition between the three European nations.
Answer:
It led to their participation in helping the American colonists.
Explanation:
In June 1779 Spain joined the American War for Independence on the side of the American rebels who they recognised as legitimate. This led to Spain and its Empire, including the Viceroyalty of New Spain which Texas was a part of, being dragged into the conflict aswell.
I believe the answer you are looking for is Merchantilism. Let me know if I helped any.