Historical Events Historic Event Mar 16 Pope Leo X signs 5th Council of Lateranen Pope Leo X Famous Birthdays Mar 29 Carlo Carafa, Italian cardinal, born in Naples, Italy (d. 1561) Famous Deaths Mar 7 Maria of Aragon, queen of Portugal (1500-17), dies at 34 Mar 26 Heinrich Isaac, Flemish composer 1516 History by Year 1518 What Happened in 1517 The Protestant Reformation October 15, 1517 Martin Luther Challenges the Money-Making Pope October 31, 1517