February 17 – History, Events, Births, Deaths, Holidays and Observances On This Day

February 17 in History 1370 – Northern Crusades: Grand Duchy of Lithuania and the Teutonic Knights meet in the Battle of Rudau. 1411 – Following the successful campaigns during the Ottoman Interregnum, Musa Çelebi, one of the sons of Bayezid I, becomes Sultan of the Ottoman Empire with the support of Mircea I of Wallachia. 1500 –…