Kresy was composed of several voivodeships, and when the Second Polish Republic lost Wilno, which present-day city did it contain?
Kresy:  Administratively, the territory of Kresy was composed of voivodeships of Lwów, Nowogródek, Polesie, Stanisławów, Tarnopol, Wilno, Wołyń, and the Białystok. Kresy:  Today, these territories are divided between Western Ukraine, Western Belarus, and south-eastern Lithuania, with such major cities as Lviv, Vilnius, and Grodno no longer in Poland.
i don't know