Meissen and the House of Wettin in 1089. In 1015 Meissen was besieged by the Poles led by future King Mieszko II. In 1241 the city was attacked in the Mongol raid on Meissen. The small Mongol force under Orda Khan defeated the city's defenders and much of the city was destroyed. The Mongols withdrew from Germany after the death of Ögedei Khan, sparing the region from further destruction. The city was at the forefront of the Ostsiedlung, or intensive German settlement of the rural Slavic lands east of the Elbe, and its reception of city rights dates to 1332. The
Roman Catholic Diocese of Dresden-Meissen of Meissen owes its origin to a castle built by King Henry I the Fowler about 928 to protect German colonists among the pagan Wends. To insure the success of the Christian missions, Otto I suggested at the Roman Synod of 962 the creation of an archiepiscopal see at Magdeburg. Pope John XII consented, and shortly before the execution of the plan in 968 it was decided at the Synod of Ravenna (967) to create three bishoprics — Meissen, Merseburg, and Zeitz — as suffragans of the Archbishopric of Magdeburg. The year in which the Diocese of Meissen was established