Mezue ahịrịokwu na-esonụ: USS "Canonicus" bụ otu ụlọ nche nke e wuru maka United States Navy n'oge Agha Obodo America, ụgbọ mmiri na-eduga na klas ya. Ụgbọ mmiri ahụ nọrọ ọtụtụ n'ime afọ mbụ ya n'ọrụ na-arụ ọrụ n'osimiri James, ebe ọ nwere ike ịkwado ọrụ megide Richmond ma chebe ya megide mwakpo nke ndị agha Confederate ironclads nke James River Squadron. Ọ lụrụ ọgụ ndị agha Confederate n'afọ ahụ ma mesịa sonye na mwakpo abụọ ahụ na
Fort Fisher, na-agbachitere ọbịbịa na Wilmington, North Carolina, site na Disemba 1864 ruo Jenụwarị 1865.