Historical Events
- Apr 7 Inquisitor-general Adrian Boeyens bans Lutheran books
Magellan Reaches Cebu
Apr 7 Portuguese navigator Ferdinand Magellan's fleet reaches Cebu
Luther at Diet of Worms
Apr 16 Martin Luther arrives at the Diet of Worms assembly
- Apr 18 Diet of Worms: Cardinal Alexander questions Martin Luther
- Apr 21 Battle at Villalar: Emperor Charles I beats Communards
- Apr 28 Treaty of Worms: Emperor Charles names his brother Ferdinand Archduke of Netherlands-Austria
Famous Birthdays
- Apr 18 François de Coligny d'Andelot, French general (Jarnac) and Ruler of van Andelot, born in Châtillon-sur-Loing, France (d. 1569)
Famous Deaths
Ferdinand Magellan (1480-1521)
Apr 27 Portuguese explorer, killed while on voyage to circumnavigate the world, by Filipino natives at 41