The treaty of Greenville was signed by Gen. Anthony Wayne and chiefs of Indian tribes located in the Northwest Territory.
The correct answer is "limit the spread of communism."
After World War II, the United States and Soviet Union emerged as global superpowers. These two countries had very different ideas on how a country should be run, with the US favoring a capitalist and democratic system while the Soviet Union favored a communist system. In order to stop the Soviet influence from spreading, the American government adopted the policy of containment. The goal of this policy was to limit the spread of communism.
This is why the US gave hundreds of millions of dollars to Turkey and Greece through the Truman Doctrine. This also explains why the US gave assistance to South Korea and South Vietnam, as both places were in jeopardy of being taken over by a communist government/country.
The Black Power movement led by Malcom X had ideas similar to King's movement, being that they both wanted rights for African-Americans, but the way they protested is where they differed. Malcom X criticized MLK's method of peaceful protest, and took to having a more radical and violent way of protest and fighting back against oppression. I hope this helps :)
(A) recall any state official from his/her position