1529

Events

• April 22 - Treaty of Saragossa divides the eastern hemisphere between Spain and Portugal, stipulating that the dividing line should lie 297.5 leagues or 17° east of the Moluccas.
• May 10 - The Turkish army under Suleiman I leaves Constantinople to once again invade Hungary.
• September 8 - Recapture of Buda by the invading Turkish forces.
• September 23 - Vienna is besieged by Turkish forces.
• October 15 - With the season growing late, Suleiman abandons the siege.
• Emperor Charles V and Francis I of France sign the Treaty of Cambrai , or the "Ladies' Peace". Francis abandons his claims in Italy, but is allowed to retain Burgundy.
• Thomas Wolsey, Archbishop of York, fails to bring about the divorce and annulment Henry VIII had sought and is forced to resign.
• Aylesbury is granted the county town of Buckinghamshire in England by King Henry VIII.
• Stephen Báthory becomes governor of Transylvania.
• Boromrajathira IV succeeds Rama Thibodi II as king of Ayutthaya.
• Fluorine is first described by Georg Agricola.
• Giorgio Vasari visits Rome.
• Pietro Bembo becomes historiographer of Venice.
• Heinrich Bullinger becomes pastor of Bremgarten.
• Diet of Speyer takes place

Births

• June 7 - Étienne Pasquier, French lawyer and writer
• June 14 - Archduke Ferdinand II of Austria, Regent of Tyrol and Further Austria
• Taddeo Zuccaro, Roman mannerist painter
• Costanzo Porta (possibly born 1528), Italian composer, member of the Venetian school

Deaths

• February 2 - Baldassarre Castiglione, Italian writer and diplomat
• La Malinche, reputed mother of the Mexican race (age 24)
• Execution of Ludwig Haetzer