Dee ihe ga-aga n'ihu na paragraf a - Alexander Macomb Mason (1841<unk>1897), nke a makwaara dị ka Mason Bey, bụ onye ọrụ ụgbọ mmiri America, onye ọrụ ego, onye nchọpụta na onye nnọchi anya. Ọ bụ nwa nwa nke General Alexander Macomb na nwa nwa nke George Mason. Amụrụ na Washington, DC, n'ezinụlọ nwere ọtụtụ ndị ọrụ aka na United States Army na United States Navy, Mason jere ozi dị ka onye nọ n'afọ iri na ụma n'ụgbọ mmiri USS Niagara mgbe ụgbọ mmiri ahụ tọrọ eriri transatlantic mbụ na-aga nke ọma na 1858. Mason gụrụ akwụkwọ afọ atọ na United States Naval Academy tupu ọ gbaa arụkwaghịm n'April 1861 iji sonye na ndị agha mmiri nke Confederate States n'oge Agha Obodo America. Oge agha ya gụnyere isonye n'agha nke Hampton Roads, agha nke Drewy's Bluff
, na mgbochi nke Charleston. N'afọ 1863 na 1864 ọ gara njem na England na France, na-eje ozi nwa oge dị ka odeakwụkwọ nke nwanne nna ya James Murray Mason. E jidere ya n'agha nke Sailor's Creek n'April 1865, a tụrụ Mason mkpọrọ na mbụ na Old Capitol Prison na Washington, DC na mgbe ahụ na Johnson's Island dị nso na Sandusky, Ohio.