Example image of eyePlorer eyePlorer map for '1520': Julian calendar Leap year starting on Sunday Roman numerals Christian II of Denmark January 18 Norway Sweden Aztec Conquistador Cuitláhuac Hernán Cortés Moctezuma II Tenochtitlan Field of the Cloth of Gold Francis I of France Henry VIII of England June 7 Exsurge Domine June 15 Martin Luther Pope Leo X Indigenous peoples of the Americas July 1 La Noche Triste July 20 Otumba Spanish people List of sultans of the Ottoman Empire Ottoman Empire Selim I September 22 Suleiman the Magnificent October Smallpox Cuauhtémoc Denmark November 8 Stockholm Bloodbath Atlantic Ocean Europe Ferdinand Magellan November 28 Pacific Ocean Portugal South America Strait Strait of Magellan Canon law (Catholic Church) December 10 To the Christian Nobility of the German Nation