N'afọ 1861-62, Kimberly jere ozi n'ụgbọ mmiri na West Gulf Blockading Squadron, na-ekere òkè n'ọrụ Osimiri Mississippi na Port Hudson, Grand Gulf
, na Vicksburg, ma nweta nkwalite ka ọ bụrụ onye isi ndị agha na July 16, 1862. N'afọ 1863-1864, ọ rụrụ ọrụ dịka onye isi ndị ọrụ ụgbọ mmiri, na-ahụ ihe na Agha Mobile Bay, mgbe nke ahụ gasịrị, a jara ya mma nke ọma maka ọrụ ọma ya. Mgbe agha ahụ gasịrị, ọ sonyeere ndị agha nke ndị agha na-eguzosi ike n'ihe nke United States.