1454

Years: 1451 1452 1453 - 1454 - 1455 1456 1457
Decades: 1420s 1430s 1440s - 1450s - 1460s 1470s 1480s
Centuries: 14th century - 15th century - 16th century

Events

February 4 - In the Thirteen Years' War, the Secret Council of the Prussian Confederacy sends a formal act of disobedience to the Grand Master.
March 6 - Casimir IV of Poland renounces allegiance to the Teutonic Knights
March 27 - Richard Plantagenet, Duke of York becomes Protector for the insane King Henry VI of England
April 18 Treaty of Lodi: Francesco Sforza forms a triple alliance between the duchy of Milan, republic of Florence and kingdom of Naples
September 18 - In the battle of Chojnice, the Polish army is defeated by a smaller but more professional Teutonic army during Thirteen Years' War.
December - King Henry having regained his sanity, the Duke of York is dismissed as Protector

March 9 - Amerigo Vespucci, Italian explorer (died 1512)
July 14 - Poliziano, Italian humanist (d. 1494)
September 4 - Henry Stafford, 2nd Duke of Buckingham, English politican (died 1483)
Catherine Cornaro, Queen of Cyprus (died 1510)
Jeanne Hachette, French heroine
Domenico Maria Novara da Ferrara, Italian astronomer (died 1504)
Pinturicchio, Italian painter (died 1513)
Poliziano, Florentine classical scholar and poet (died 1494)