Kammala jumla mai zuwa: Hamilton ya yi aiki a cikin Yakin Crimean a matsayin wani ɓangare na Rundunar Sojan Ruwa a Siege na Sevastopol. An daukaka shi zuwa Kwamandan a ranar 27 ga Nuwamba, 1854, kuma ya umurci HMS "Elk" a Gabashin Indiya da China a lokacin
Yaƙin Anglo-Sin na biyu.