Nachtigall Battalion
With the amalgamation of Western Ukraine by the Soviets, father Hrynokh traveled to Krakow where he preached and was active in Ukrainian politics. He became the chaplain to the Nachtigall Battalion. After the dissolution of the Battalion, he participated in the 3rd Great Conference of the Organization of Ukrainian Nationalists which took place in Ukraine in 1943, and was one of the instigators of the Ukrainian Supreme Liberation Council where he was elected Vice President in July 1944.