How did strong rulers unite aksum as a trading kingdom? how was christianity used to strengthen this position as a trade center?

How did african americans the union during the civil war? a. by serving as representatives in congress b. by enlisting in the military to fight c. by organizing massive slave revolts in the south d. by negotiating for peace with the confederacy

If f(x) = 3x + 2 and g(x) = 2x - 2. what is (f - g)(x)?

Why did the second indochina war start in 1956