Buildings

• 1440s
  • Great Tower of Tattershall Castle, Lincolnshire, England, is probably largely completed.
  • Wilcote Chapel of St Mary's Church, North Leigh, Oxfordshire, England, is built.
• 1440
  • Guildhall, London, is completed.
  • Sidi Yahya Mosque in Timbuktu is completed.
  • St. Nicolai, Lüneburg, is completed.
• 1441
  • The nave of the Church of the Holy Spirit, Heidelberg, Germany (begun in 1410), is completed.
  • Construction of Herstmonceux Castle in England is begun.
• 1442
  • The Porta della Carta, built by Giovanni and his son Bartolomeo Bon, completes the Doge's Palace, Venice.
  • Chapel of All Souls College, Oxford, consecrated.

Castle of Zafra (Badajoz)

• 1443 – The Castle of Zafra is completed.
• 1445
  • Church of San Pablo, Valladolid is begun.
  • Palazzo Medici in Florence is begun by Michelozzo.^[1]
• 1446
  • July 25 – The foundation stone of King's College Chapel, Cambridge, England is laid by King Henry VI of England.
  • Precious Belt Bridge in China reconstructed.
  • Approximate date
    • Jama Masjid of Herat in Afghanistan is completed
    • Construction of Palazzo Rucellai in Florence, probably designed by Leon Battista Alberti and executed, at least in part, by Bernardo Rossellino, is begun.
    • Construction of Ockwells Manor in Berkshire, England, is begun.^[2]
• 1446–1450 – Reconstruction of choir of Mont Saint Michel Abbey in Normandy is begun.
• c. 1447 – Llotja dels Mercaders (Silk Exchange) in Palma, Majorca, designed by Guillem Sagrera, completed.