Pridumano v okopakh

During the war years, they became real workers and heroes. They defended Leningrad, Odessa, Sevastopol. Not a single navigation in the Arctic could do without them. They were needed on the routes of allied convoys, on important directions of the Northern Sea Route. Day and night, under enemy fire, they escorted caravans of ships in difficult combat conditions, covering long distances, delivering important cargo. Powerful ice-breaking machines that saved thousands of their own and other ships during the Great Patriotic War.