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 –…

January 19 – History, Events, Births, Deaths, Holidays and Observances On This Day

January 19 in History 379 – Emperor Gratian elevates Flavius Theodosius at Sirmium to Augustus, and gives him authority over all the eastern provinces of the Roman Empire. 649 – Conquest of Kucha: The forces of Kucha surrender after a forty-day siege led by Tang dynasty general Ashina She’er, establishing Tang control over the northern Tarim…