Answer:
in June 1846, the Senate, preoccupied with war against Mexico, quickly approved the Oregon Treaty with Britain, setting the boundary at the 49th parallel.
California<span /> was known for their beet sugar also.
The Purpose was to Abolish (Get rid of) Slavery, after the civil war began the "Reconstruction Era" where many people wanted to Reconstruct America after the Civil War, Examples of this was the 13th Amendment (No more Slavery).