Title: UNDO, OUN
Subjects: History, Orhanizat︠s︡ii︠a︡ ukraïnsʹkykh nat︠s︡ionalistiv, Politics and government, Ukraïnsʹke nat︠s︡ionalʹno-demokratychne obi︠e︡dnanni︠a︡
Places: Poland, Western Ukraine
Time periods: 1918-1945