1440

1440 (MCDXL) was a leap year beginning on Friday of the Julian calendar.

Events

February

• February 2 - Frederick III of Habsburg, Duke of Styria, is elected emperor of the Holy Roman German Empire.
• 15 February - Carlos VII of France convenes the General States meeting but their intentions are frustrated due to the revolt of the "Praguería".
• 21 February - Form the Prussian Confederation.

April

• April 9 - Cristóbal de Baviera, nephew of King Erico of Pomerania of Sweden and Norway, is elected king of Denmark.
• April 24 - Jorge Manrique, a writer of the pre-rerenaissance period was born.

June

• June 29 - A combined army of Florence and the Papacy defeat the Milanese army in Anghiari, northwest of Arezzo. Florence thus wins Borgo San Sepolcro.

August

• August 19 - Moctezuma Ilhuicamina is elected tlatoani from Mexico-Tenochtitlán.
• Born the Union of Remensas in Catalonia to fight against government oppression
• Drafting of the book Songs of Dzitbalché in the Puuc region bastion of Mayan Culture where he realizes ritual practices and the development of the cosmogenic vision of the time.

Art and literature

• Marquis de Santillana: Serranillas.
• Nicholas of Cusa: Of docta ignorance.
• Foundation of the Florentine Platonic Academy, humanistic institution.

Births

• Jorge Manrique, noble, poet and military Spanish
• Iñigo López de Mendoza y Quiñones, noble Spanish, first Marquis de Mondéjar and second Count of Tendilla.

Deaths

• August 19 - Itzcóatl, tlatoani azteca (n. 1381).
• September 16 - Rodrigo Alonso Pimentel, Count of Benavente.
• October 26 - Gilles de Rais, French military, Marshal of France and companion of Juana de Arco.