The history of Russia has repeatedly been a nearly sad and tumultuous one elaborated with wars, power struggles, and abrupt changes. The mere shock of the violence and size of the Mongol army was devastating. The anxiety was just as political and economic in essence as it was social and spiritual.
        
             
        
        
        
Answer:
Explanation:
The first answer is the founding of democratic principles, the system of  government by the majority of people, for the people by the people. This is the system that rules most of the western world.
The second answer is the Macedonian's victory over Greece. Alexander the Great was Macedonian, not Greek, but with all the territory he conquered, He spread Greek culture.
 
        
             
        
        
        
It would be A. Examples of civilizations in the Arabian Peninsula hope his helps
        
                    
             
        
        
        
1: Why the vietnam war was so hard to fight. The war in Vietnam was difficult to fight due to the fact that the terrain was so harsh that it made the americans struggle to survive. There were 58,209 American deaths in the Vietnam war. 10,875 of them were not combat related.
2: Although a military loss, the Tet Offensive was a stunning propaganda victory for the communists. In fact, it is often credited with turning the war in their favor. The South Vietnamese lost morale as Viet Cong guerrillas infiltrated rural areas formerly held by the government.
 
        
                    
             
        
        
        
Answer: C. Spurred a period of economic growth and prosperity
Explanation:
The businesses were happy in the 1920s and this made them produce more and drive the economy forward thereby leading to prosperity unlike anything ever seen before. 
They were happy because the government was pro-business which meant that they interfered little in the affairs of businesses such that businesses were free to chase profits how they liked. Higher tariffs on foreign goods meant that domestic producers could sell at higher prices and make a profit.