Who is the head of state of Germany who commanded the SM UC-25 minelaying submarine ?
SM UC-25: SM "UC-25" was a German Type UC II minelaying submarine or U-boat in the German Imperial Navy (German: "Kaiserliche Marine" ) during World War I. SM UC-25:  March–September 1918 she was commanded by Karl Dönitz, later Grand admiral.
i don't know