<prompt> Bhala okuqhubekayo kwalesi sigaba - Ekupheleni kuka-April 1914, ngaphansi komyalo kaLieutenant Allen B. Reed, i-Iris kanye nezikebhe ezinhlanu ze-torpedo ezivela ePacific Fleet Torpedo Flotilla, yayalelwa ukuba iye eGulf of California, eyaziwa nangokuthi uLwandle lwaseCortez kulandela i-Tampico Affair. Babegada endaweni eseduze neLa Paz naseMazatlan, eMexico, phakathi nezinxushunxushu zomphakathi ezaziqhubekayo  <response>: lapho. Phakathi kukaMeyi noJuni 1914, i-Iris yakhipha ababaleki baseMelika abavela eMazatlan nase-Acapulco, kuhlanganise nommeli waseMelika, uMhlonishwa uClement S. Edwards. NgoJuni 19, i-Iris yasuka eMazatlan yaya eLa Paz, eMexico. Iris wasuka eLa Paz waya eSan Diego ngo-28 Agasti. Ngemva kokubuyela eSan Diego, i-Iris yachitha izinyanga ezimbalwa ezalandela emsebenzini wokuqapha njalo nemikhumbi ye-torpedo esikhwameni sayo, ikakhulukazi isebenza ogwini lwaseCalifornia phakathi kweSan Pedro neSan Diego. 