Mayonnaise is said to be the invention of the French chef of the Duke de Richelieu in <span>1756</span>
Answer: smallpox
Explanation:
Native American Aztec people of Mexico dying of smallpox introduced by the Spaniards, copied from the Codex Florentine. ... By the time Hernán Cortés and his troops began their final assault on Tenochtitlán, bodies lay scattered over the city, allowing the small Spanish force to overwhelm the shocked defenders.
Ibn Battuta. He traveled to China and spread Islam.