Nyorai kuenderera mberi kweiyi ndima - USS "Canonicus" yaive imwe-turret yekutarisa yakavakirwa United States Navy panguva yeAmerican Civil War, ngarava inotungamira yekirasi yake. Ngarava yakapedza yakawanda yegore rayo rokutanga mubasa rakagoverwa muRwizi rwaJames, kwaaigona kutsigira mabasa kurwisa Richmond uye kudzivirira kubva pakurwisa neConfederate ironclads yeJames River Squadron. Yakarwisa mabhatiri eConfederate artillery mukati megore uye gare gare yakabatanidzwa mukurwiswa kweFort Fisher
, vachidzivirira nzira dzekuenda kuWilmington, North Carolina, kubva muna Zvita 1864 kusvika muna Ndira 1865.