Historical Events in 1237

  • Sep 25 Treaty of York signed between kings Henry III of England and Alexander II of Scotland which establishes a boundary between the two countries (mostly unchanged in modern times)
  • Nov 27 Battle of Cortenuova: Holy Roman Emperor Frederick II defeats the Second Lombard League
  • Dec 21 Mongolian forces take the Russian city of Ryazan after a five-day siege during their invasion of the Rus