Kresy was composed of several voivodeships, and when the Second Polish Republic lost Wilno, which present-day city did it contain?
Kresy: Kresy Wschodnie or Kresy (] , Eastern Borderlands, or Borderlands) was a region of the Second Polish Republic during the interwar period constituting nearly half of the territory of the state; where the ethnic Poles, being the largest group, were roughly equal in their number to the size of the national minorities (with notable exceptions). Kresy:  Administratively, the territory of Kresy was composed of voivodeships of Lwów, Nowogródek, Polesie, Stanisławów, Tarnopol, Wilno, Wołyń, and the Białystok. Wilno Voivodeship (1926–1939): The Wilno Voivodeship (Polish: "województwo wileńskie" ) was one of 16 Voivodeships in the Second Polish Republic, with the capital in Wilno (now Vilnius, Lithuania).
i don't know