1215

Events

* March 4 - King John of England makes an oath to the Pope as a crusader to gain the support of Innocent III.
* June 15 - King John of England is forced to put his seal on the Magna Carta, outlining the rights of landowning men (nobles and knights) and restricting the king's power.
* August - King John rejects the Magna Carta, leading to the First Barons' War.
* August 24 - Pope Innocent III declares the Magna Carta invalid.
* November 11 - king john of england dies.

* Beijing is captured and torched by the Mongols under Genghis Khan, initiating the Yuan Dynasty in China. Beijing burns for more than a month.
* Otto IV is deposed as King of Germany and Holy Roman Emperor, replaced by Frederick II (King 1212-1250).
* The Dominican Order is founded, according to some sources.
* Bhiksu Ananda of Kapitanagar completes writing the holy Buddhist book "Arya Astasahasrika Prajnaparamita" (sutra) in gold ink in Ranjana script.

Births

* September 23 - Kublai Khan of the Mongol Empire (d. 1294)
* Pope Celestine V (d. 1296)
* Pope John XXI (d. 1277)
* David VII Ulu, King of Georgia (d. 1270)

Deaths

* July 5 - Eisai, Japanese Buddhist priest (b. 1141)
* Bertran de Born, French soldier and troubadour
* Eustace, Bishop of Ely and former Lord Chancellor of England
* Henry of Hainault, head of the Eastern Latin Empire