Pope Forbids Henry VIII Remarry
Jan 5 Pope Clement VII forbids English King Henry VIII to remarry
- Jan 16 English Reformation parliament's 2nd sitting
- Jan 26 Lisbon hit by Earthquake; about 30,000 die
- Jan 31 King Ferdinand of Austria and King John Zapolya of Hungary officially recognise each other
- Feb 27 Evangelical German towns form Schmalkaldische Union
- Mar 8 King Henry VIII is recognized as the supreme head of the Church in England by the Convocation of Canterbury
Dutch Catholic Protest
May 31 Dutch Catholic activist Engel Korsendochter leads a march of 300 women from the Guild of the Holy Sacrament protesting plans to replace a treasured chapel with a wool warehouse in Amsterdam; they are charged with rebellion, fined, and banished for 4 years - most were pardoned upon appeal to Holy Roman Emperor Charles V
- Jun 9 Pope Clement VII and French King Francis I sign secret treaty against the Holy Roman Emperor Charles V
- Oct 11 Battle of Kappel: Swiss Roman Catholic cantons beat protestant forces of Zurich; Huldrych Zwingli Swiss reformation leader is killed
- Oct 24 Bavaria joins Schmalkaldic League
- Oct 28 Battle of Amba Sel: Imam Ahmad ibn Ibrihim al-Ghazi again defeats the army of Lebna Dengel, Emperor of Ethiopia. The southern part of Ethiopia falls under Imam Ahmad's control.
Cum ad nihil magis
Dec 17 Pope Clement VII publishes papal bull "Cum ad nihil magis", introduces the Inquisition into Portugal at Evora, Coimbra and Lisbon
Gregory I
Gregory XIII
Julius II
Julius III
Leo X
Pius V