. "Polish victory, siege lifted" . "Siege of Olsztyn (Allenstein)"@en . . "unknown" . "You may also be looking for the Battle of Allenstein.The Siege of Allenstein or the Siege of Olsztyn took place from January 1521 to February 1521, during the Polish\u2013Teutonic War (1519\u201321). The town of Olsztyn (Allenstein) was defended by Polish forces against those of the German Monastic Order of the Teutonic Knights. The defense of the town was successfully organized and coordinated by Polish astronomer and scholar Nicolaus Copernicus."@en . "400 infantry, 600 heavy cavalry, 400 light cavalry" . . "23pxTeutonic Order" . "Kingdom of Poland" . "200 infantry, several hundred dismounted cavalry" . . . .