The Missouri Compromise was primarily aimed at resolving the issue of admitting a slave or free state and which to divide them among after a piece of land was acquired . So the issue was controversy upon admitting slave states or free states into new territories . <span />
Catherine de Medici is the person.
Answer:
The Crédit Mobilier scandal of 1872-1873 damaged the careers of several Gilded Age politicians. Major stockholders in the Union Pacific Railroad formed a company, the Crédit Mobilier of America, and gave it contracts to build the railroad. They sold or gave shares in this construction to influential congressmen.