The correct answer is letter B
The Ethiopian revolution had important consequences for the International System, including being one of the factors that caused the intensification of tensions that led to the end of detente originated the second cold war. The study of this revolution also demystifies the country as a poor and subservient Third World country and puts it as an autonomous actor (as far as possible) and diplomatically relevant beyond of the African continent.
It grew into a war involving 32 countries. The Allies included Britain, France, Russia, Italy and the United States. These countries fought against the Central Powers which included Germany, Austria-Hungary, Ottoman Empire and Bulgaria.
Most white Southerners reacted to defeat and emancipation with dismay. Many families had suffered the loss of loved ones and the destruction of property. Some thought of leaving the South altogether, or retreated into nostalgia for the Old South and the Lost Cause of the Confederacy and they were not very happy.