==Events and trends== Reformation; Bible translations of William Tyndale, Martin Luther and Huldrych Zwingli. The Aztec city of Tenochtitlán fell, and Mexico was conquered by the Spanish. 1520-66: The reign of Suleiman the Magnificent marked the zenith of the Ottoman Empire. 1521: Belgrade was captured by the Ottoman Empire. 1521: Pope Leo X excommunicated Martin Luther, and Emperor Charles V declared Luther an enemy of the Holy Roman Empire of the German Nation. 1521: Henry VIII rece… (More on 1520s)