The correct answer is capitalist.
Marx had neutral to negative feelings about capitalism - he thought that at one point, the system would stagnate, and would undoubtedly be succeeded by socialism. So capitalism as a system, according to him, was unnecessary. He thought that revolution was necessary to get rid of the system, and conflict theorists agreed.
Use of civil disobedience to gain political freedom.
The Louisiana Purchase is important because it gave the U.S. control of the Mississippi River and the port city of New Orleans, both of which were used by farmers to ship their crops and get paid.
The Congress accepted Smithson's bequeathed and pledged to the United States for a charitable trust. After many years of debates, an Act of Congress that was signed by President Polk, stating that Smithson's money will be used to establish the Smithsonian Institution. Since its founding until the recent, Smithsonian Institution became one of the world's largest museum.