DOMHNAIGH -- On May 8, 1857, William Brown, of Foxford, Co. Mayo, an Admiral in the Argentine navy, died in Buenos Aires. Brown first came to the New World as a boy, when his family immigrated to the United States in 1786. He later went to sea on a merchant ship. Pressed into the British navy in 1796, he would eventually rise to command a British merchant ship. Brown settled in Buenos Aires and i…