Milan Reconquered
Jan 5 DukeLudovico Sforza's troops reconquer Milan
Cabral Departs Lisbon
Mar 9Pedro Álvares Cabral departs Lisbon, Portugal at the head of a 13 ship expedition to India that will also claim Brazil for Portugal
- Apr 8 Battle of Novara: King Louis XII of France defeats DukeLudovico Sforza of Milan
- Apr 10 France captures DukeLudovico Sforza of Milan
Cabral Claims Brazil for Portugal
Apr 22Pedro Álvares Cabral is the first European to discover Brazil, landing near Monte Pascoal, claims it for Portugal
De Bobadilla Arrives in Hispaniola
Aug 23 Governor Francisco de Bobadilla arrives in the Indies, soon after arrests and sends former GovernorChristopher Columbus back to Spain in chains
- Sep 13 Predro Álvares Cabral and his Portuguese expedition arrive in Calicut, India
Copernicus Observes Eclipse
Nov 5 -6th Nov astronomerCopernicus observes a lunar eclipse in Rome
- Nov 11 Treaty of Granada: France & Aragon divide the Kingdom of Naples
- Nov 25 Governor De Bobadilla of Santo Domingo capturesChristopher Columbus