1248


 * For broader historical context, see and .

Events

 * - The   is concecrated in,.
 * - The foundation stone of the is laid after an older cathedral on the site burns down on .  Construction is completed 632 years later, in.
 * King launches the, leading an army of 20,000 toward.
 * King recaptures the city of  from the  during the.
 * publishes the formula of in Europe.
 * grants the permission to use their own language and script in  (see ).
 * Construction on the palace, in, , is begun by the.
 * The University of Piacenza is founded.
 * (Reval) receives.
 * The Aztec Empire is established

Births

 * , regent of Navarre (approximate date; died )
 * (died )
 * Gao Kegong, Chinese painter
 * King (approximate date)
 * , Franciscan theologian

Deaths

 * - King
 * - (born )
 * , Japanese samurai
 * , ruler of the Mongol Empire
 * King