WHAT HAPPENED IN 1493.
Look what happened the 1493.

While on board the Niña, Christopher Columbus writes an open letter (widely distributed upon his return to Portugal) describing his discoveries and the unexpected items he came across in the New World. (15. February 1493)

Explorer Christopher Columbus arrives back in Lisbon, Portugal, aboard his ship Niña from his voyage to what is now The Bahamas and other islands in the Caribbean. (4. March 1493)

Christopher Columbus returns to Spain after his first trip to the Americas. (15. March 1493)

Pope Alexander VI divides the New World between Spain and Portugal along the Line of Demarcation. (4. May 1493)

Hartmann Schedel's Nuremberg Chronicle, one of the best-documented early printed books, is published. (12. July 1493)

Battle of Krbava field, a decisive defeat of Croats in Croatian struggle against the invasion by the Ottoman Empire. (9. September 1493)

Pope Alexander VI issues the papal bull Dudum siquidem to the Catholic Monarchs, extending the grant of new lands he made them in Inter caetera (26. September 1493)

Christopher Columbus first sights the island of Dominica in the Caribbean Sea. (3. November 1493)

Christopher Columbus first sights the island now known as Puerto Rico. (18. November 1493)

Christopher Columbus goes ashore on an island he first saw the day before. He names it San Juan Bautista (later renamed Puerto Rico). (19. November 1493)