<prompt> Bhala okuqhubekayo kwalesi sigaba - Ngo-18 Disemba 1855 uStephenson wajoyina iRoyal Navy, waba yiNaval Cadet ku-HMS St Jean dAcre, eyayilawulwa ngumalume wakhe uHenry Keppel, futhi wakhonza oLwandle Olumnyama phakathi neMpi YaseCrimea. Kusukela ngoSepthemba 1856 kuya ku-Ephreli 1857 uStephenson wasebenza ngaphansi kukaKeppel njengekhadile ku-HMS Raleigh, esebenza e-East Indies naseChina phakathi neMpi Yesibili YamaNgisi namaShayina  <response>: , kwaze kwaba yilapho umkhumbi wakhe uphahlazeka ngaseMacau lapho ushayisa idwala elingaziwa. Bonke abasebenzi basindiswa. NgoJuni 1857 wasebenza njenge-Midshipman e-HMS Pearl, esebenza ne- Pearls Naval Brigade ngesikhathi se-Indian Mutiny ka-1857, ngesikhathi esakhulunywa ngaso ku-Despatches kathathu. NgoJuni 1861 wakhushulelwa esikhundleni sokuba ngu-lieutenant ku-HMS Emerald, esebenza e-Channel Squadron. 