 Taras Bulba-Borovetz, who later became "otaman" of the Ukrainian Insurgent Army ("UPA)", developed epilepsy as a result of his stay in Bereza Kartuska.The Polish government called the institution ""Miejsce Odosobnienia w Berezie Kartuskiej"" ("Place of Isolation at Bereza Kartuska").From the facility's inception, the Sanation government's opponents openly criticized the legal basis for its establishment and operation, calling it a "concentration camp."