Question: The Siege of Pskov took place during the final stage of a war that fought for control of what area?
Sentence (from "Livonian War"): The Livonian War (1558–1583) was fought for control of Old Livonia (in the territory of present-day Estonia and Latvia), when the Tsardom of Russia faced a varying coalition of Denmark–Norway, the Kingdom of Sweden, and the Union (later Commonwealth) of the Grand Duchy of Lithuania and the Kingdom of Poland.
Relevant evidence: Yes