The Black Death killed millions of millions of people which lowered the population
Under Kublai Khan the Mongol empire reached its largest extension. He ruled over 24000000 km² (nearly 10000000 mi²). The empire went from China and Korea to Iran and southern Russia, from the Korean peninsula to the Danube River.
During Kublai's reign the empire was divided into four smaller Kanatos but he still remained as the Great Khan of all of them. He was actually the first Khan to successfully conquest China in 1279, making him the first Yuan ruler of the whole China. After his death, the mongols didn't elect a new Khan and the Kanatos became more independent.
Brazil to Mexico: Latin America's image problem. Infiltration of organized crime in Mexico's local police forces and controversies surrounding the highest levels of government have tarnished the country's image as a model reformer. Argentina is still reeling after its recent default.
Ans: Humanism. During the 14th century, a cultural movement called humanism began to gain momentum in Italy. Among its many principles, humanism promoted the idea that man was the center of his own universe, and people should embrace human achievements in education, classical arts, literature and science.
