Who invaded and conquered Russia in the thirteenth century and with what result? A. Mongols; whole populations were killed, trea
sures were looted, and cities were leveled. B. Chinese hordes; serfdom expanded, taxes went up, and thousands of people were killed. C. Byzantines; government became more efficient, many Russians adopted Byzantine customs, and the invaders gained trust. D. Muslims; many Russians converted to Islam, and Arabic art, science, and architectural styles were introduced.
France took control of most parts of West Africa. Colonial rule was the result of competition among European countries for control of African resources.