The Battle of Vilnius was the first time a foreign power managed to capture a group of cultural, and historic structures on the left bank of what river?
Vilnius Castle Complex The Vilnius Castle Complex (Lithuanian: "Vilniaus pilių kompleksas" or "Vilniaus pilys" ) is a group of cultural, and historic structures on the left bank of the Neris River, near its confluence with the Vilnia River, in Vilnius, Lithuania. The buildings, which evolved between the 10th and 18th centuries, were one of Lithuania's major defensive structures.
Duchy of Livonia The Duchy of Livonia (Polish: "Księstwo Inflanckie" ; Lithuanian: "Livonijos kunigaikštystė" ; Latin: "Ducatus Ultradunensis" ; Estonian: "Üleväina-Liivimaa hertsogkond" ; Latvian: "Pārdaugavas hercogiste" ; also referred to as Polish Livonia or Inflanty) was a territory of the Grand Duchy of Lithuania—and later the Polish–Lithuanian Commonwealth—that existed from 1561 to 1621. It corresponds to the present-day areas of northern Latvia and southern Estonia.