1451

Events 
 February 3 – Murad II, Sultan of the Ottoman Empire dies and is succeeded by his son Mehmed II.
 April 11 – Celje acquires market-town status and town rights by orders from the Celje count Frederic II.
 June 30 – French troops under the Comte de Dunois invade Guyenne and capture Bordeaux
 August 20 – The French capture Bayonne, the last English stronghold in Guyenne
 Foundation of the University of Glasgow
 Nicholas of Cusa invents concave lens spectacles to treat myopia
 Roger van der Weyden paints his Last Judgement
 Lodi dynasty succeeded the Sayyid dynasty in India

Births
 Christopher Columbus
 April 22 – Isabella of Castile