N'afọ 1910, Kurfürst Friedrich Wilhelm ka e rere na Ottoman Alaeze Ukwu na renamed Barbaros Hayreddin. Ọ hụrụ arọ ọrụ n'oge Balkan Agha, tumadi na-enye artillery nkwado Ottoman n'ala agha na Thrace. Ọ na-ekere òkè na abụọ naval engagements na Greek Navy <unk> Agha nke Elli na December 1912, na Agha nke Lemnos na ọnwa na-esonụ. Ma agha bụ mmeri maka Ottoman Navy. Na a steeti oké mmebi, ochie battleship e n'ụzọ ụfọdụ disarmed mgbe Ottoman Alaeze Ukwu sonyeere Central Ike ná mmalite nke Agha Ụwa Mbụ.
Disemba afọ 1912