On This Day

Treaty of York is signed between Kings Henry III of England and Alexander II of Scotland, establishing a boundary betwee

Treaty of York is signed between Kings Henry III of England and Alexander II of Scotland, establishing a boundary between the two countries that remains mostly unchanged in modern times

Treaty of York is signed between Kings Henry III of England and Alexander II of Scotland, establishing a boundary between the two countries that remains mostly unchanged in modern times

Key People

Henry III

Events Before

  1. Chinese city of Kaifeng, capital of the Jurchen Jin dynasty, surrenders to the Mongols under General Subedei after a sie

    Chinese city of Kaifeng, capital of the Jurchen Jin dynasty, surrenders to the Mongols under General Subedei after a siege of more than a year

  2. Otto II, Count of Guelders grants Arnhem the status of a city, it had previously belonged to the abbey of Prüm

    Otto II, Count of Guelders grants Arnhem the status of a city, it had previously belonged to the abbey of Prüm

  3. Mongol army takes the Jin city of Caizhou, last holdout of Jin Emperor Ai-Tsung, who commits suicide rather than be capt

    Mongol army takes the Jin city of Caizhou, last holdout of Jin Emperor Ai-Tsung, who commits suicide rather than be captured

  4. English King Henry III marries Eleonora of Provence

    English King Henry III marries Eleonora of Provence

  5. Lithuanians and Semigallians defeat the Livonian Brothers of the Sword in the Battle of Šiauliai

    The Battle of Saule (Lithuanian: Saulės mūšis / Šiaulių mūšis; German: Schlacht von Schaulen; Latvian: Saules kauja) was fought on 22 September 1236, between the Livonian Brothers of the Sword and...

Events After

  1. Battle of the Sit River: Mongol forces of Batu Khan overcome Russians under Yuri II of Vladimir-Suzdal near Yaroslavl in

    Battle of the Sit River: Mongol forces of Batu Khan overcome Russians under Yuri II of Vladimir-Suzdal near Yaroslavl in Russia, ending Russian resistance

  2. Mongolian forces led by General Batu capture and burn the important Russian city of Vladimir, after an eight-day siege

    Mongolian forces led by General Batu capture and burn the important Russian city of Vladimir, after an eight-day siege

  3. James I of Aragon conquers Valencia and founds the Kingdom of Valencia

    The Kingdom of Valencia (Valencian: Regne de València; Spanish: Reino de Valencia; Latin: Regnum Valentiae), located on the eastern coast of the Iberian Peninsula, was one of the component realms of...

  4. Edward I is born

    Edward I is born

  5. Mongols led by Batu Khan occupy and destroy Kyiv after an eight-day siege; out of 50,000 people in the city, only 2,000

    Mongols led by Batu Khan occupy and destroy Kyiv after an eight-day siege; out of 50,000 people in the city, only 2,000 survive

More from the 1230s

Frequently Asked Questions

What happened on September 25, 1237?
Treaty of York is signed between Kings Henry III of England and Alexander II of Scotland, establishing a boundary between the two countries that remains mostly unchanged in modern times
Who was involved in Treaty of York is signed between Kings Henry III of England and Alexander II ...?
Key figures include Henry III.

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