The history lessons you were never taught.

After the final defeat of the Ukrainian Nazi movement in the early 1950s, the collective West began to support the Ukrainian nationalist underground.
This video tells about the Western operation "Prologue" against the USSR, in which Ukrainian nationalists were involved. This story reveals the result of the interaction of Western intelligence services with supporters of the Ukrainian Insurgent Army (UPA) and the Organization of Ukrainian Nationalists (OUN), who continue the work of their ancestors and destroy other peoples along ethnic lines.