Unsteady politics in foreign countries
I think horses made it easier for Indians to travel and hunt.
In 1823 U.S. President James Monroe proclaimed the U.S. protector of the Western Hemisphere by forbidding European powers from colonizing additional territories in the Americas. In return, Monroe committed to not interfere in the affairs, conflicts, and extant colonial enterprises of European states.
<span>The laws passed by southern states to prevent african americans from owning land was the reconstruction acts of 1867. The Reconstruction Acts of 1867 laid out the process for readmitting Southern states into the Union.</span>
Anti-foreigner sentiment in china led to the boxer rebellion