A country in which the United States has a military Alliance faces a civil war from ethnic conflict based on US foregin policy which is an appropriate First Response
A. Make a public protest in the United Nations
B. impose economic sanctions against the country
C. send u. s troops to that country to restore order
D. Encourage peaceful negotiations between the parties

  It's... A

Explanation:

The Development of Foreign Policy. During the first 50 years of the nation, diplomats were guided by the idea that the United States should observe political isolation from European powers during peacetime and maintain strict neutrality during periods of war.

the relocation of freed slaves to africa. garrison was one of the main voices in the anti-slavery movement, publishing his thoughts and the voices of slaves such as douglass in his magazin the liberator, to involve douglass in the political process.

federal power is further limited with a system of checks and balances that gives each branch of government a measure of power over the others.

explanation: