1521
| Years: 1518 1519 1520 – 1521 – 1522 1523 1524 | |
| Decades: 1490s 1500s 1510s – 1520s – 1530s 1540s 1550s | |
| Centuries: 15th century – 16th century – 17th century | |
Events
- January 3 – Pope Leo X excommunicates Martin Luther.
- January 28 – Diet of Worms begins, lasting until May 25.
- March 6 – Ferdinand Magellan discovers Guam.
- March 16 – Ferdinand Magellan reaches the Philippines.
- April 7 – Ferdinand Magellan arrives at Cebu.
- April 17 – 18 – Martin Luther speaks to emperor Charles V and the German Diet of Worms.
- April 26 – Martin Luther leaves Worms and disappears for a year – he is rumored to be murdered but really is in hiding.
- April 27 – Magellan killed in the Philippines.
- May – Outbreak of war between Emperor Charles and the King of France.
- May 20 – Battle of Pampeluna.
- May 25 – The Diet of Worms ends when Charles V, Holy Roman Emperor issues the Edict of Worms, declaring Martin Luther an outlaw.
- June 30 – Battle of Esquiroz – French forces under Henri d'Albret, exiled King of Navarre, are defeated by the Spanish and forced to abandon their attempt to recover Henri's kingdom.
- August 8 – Hernan Cortes and allied local Indians defeat Aztec forces of Cuautemoc, the last Aztec Emperor, in the Battle of Tenochtitlan.
- August 13 – Emperor CuauhtĂ©moc surrenders to Hernan Cortes.
- August 29 – Capture of Belgrade by the Turkish army of Suleiman I after a brave resistance.
- November 23 – Spanish-German-Papal forces under Prosper Colonna force French Marshal Odet de Lautrec to abandon Milan.
- Berengairo da Garbi notices appendix.
- The New Testament translated to English in part by William Tyndale.
Births
- May 8 – Petrus Canisius, Jesuit (d. 1597)
- August 4 – Pope Urban VII (d. 1590)
- December 13 – Pope Sixtus V (d. 1590)
- Philippe de Monte, Flemish composer (d. 1603)
Deaths
- April 27 – Ferdinand Magellan, Portuguese explorer (b. 1480)
- May 17 – Edward Stafford, 3rd Duke of Buckingham (executed)
- August 27 – Josquin Des Prez, Franco-Flemish composer
- December 1 – Pope Leo X (b. 1475)
- Piero di Cosimo, Italian artist (b. 1462)
- Leonardo Loredano, Doge of Venice (b. 1436)
Categories: 1521