1457

January–December

• February 11 - After years of captivity and absence from the Ming throne, the Zhengtong Emperor of China is reinstated, as the Tianshun Emperor.
• February 24 - Charles VIII of Sweden is declared deposed. The Archbishop of Sweden, Jöns Bengtsson Oxenstierna, and statesman Erik Axelsson Tott become co-regents of Sweden. The throne is then offered to Christian I of Denmark and Norway.
• March 6 - King James II of Scotland decrees that "... ye futebawe and ye golf be uterly cryt done and not usyt.. " The first historical mention of the game of golf.
• April 12 - Ştefan cel Mare secures the throne of Moldavia, which he retains for the next 47 years.
• June 23 - Christian I is elected king of Sweden, ending the war between Sweden and Denmark and restoring the Kalmar Union.
• August 14 - The Mainz Psalter, the second major book printed with movable type in the West, the first to be wholly finished mechanically, and the first to carry a printed date, is printed for the Elector of Mainz.
• September 2 - Battle of Ujëbardha: One of Skanderbeg's most important victories is won against the Ottoman army, in the open field.

  Date unknown

• Albrechts University is founded, at Freiburg im Breisgau.
• Edo Castle is built by Ōta Dōkan, in modern-day Tokyo.