Answer:
Slaughterhouse Cases, in American history, legal dispute that resulted in a landmark U.S. Supreme Court decision in 1873 limiting the protection of the privileges and immunities clause of the Fourteenth Amendment to the U.S. Constitution. ... By a five-to-four majority, the Court ruled against the other slaughterhouses.
Explanation:
B) He wanted to expand the fur trading
So basically, pan-Arabism was an ideology closely to Arab nationalism, where Arab nations call for unity among Middle Eastern and North African countries. It's like, we share a common language, history, etc., so why not we be unified? And no, it was not successful. There are many conflicts within the Middle East today between Arab governments.