Hey There :)
The challenge the congress faced was <span>the Compromise of 1850, where the five bills were approved the territories taken after the Mexican War. It was broken up into smaller bills. Also, it had problems that both abolitionists and slave owners disagreed on.
Have A Brainly Day :)</span>
It was settled between the rivers for protection
Overall the cause of the World War was the assassination of Archduke Franz Ferdinand because Nationalism was a great cause for World War one because of countries being greedy and not negotiating.
