Answer:
Agreeing to a border along the 49th parallel.
Explanation:
James K. Polk was a candidate from Tennessee that was not known to most Americans and he was the responsible for created the “fifty-four or fight” slogan. Despite of that, he was secretly willing to compromise and not go into war. And in June 1846 Britain proposed splitting Oregon at the 49th parallel, Polk agreed with that and war was avoided.
Answer:
The expansion and immigration of the late 1800s merged with this industrialization to provoke the growth of American urban society. As the needs of industrial workers became ever more important, the national political scene became dominated by the discrepancy in needs between America's rural and urban populations, as well as the needs of the new classes created by industrialization and the abolition of slavery.
