(8-2000) Confederate Navy Yard, Yazoo City, MS. Site Marker: Established in 1862, the yard contained five saw and planing mills, machine shop, and carpenter and blacksmith shops. The ironclad ram Arkansas was launched here on July 14, 1862. Burned by direction of Lt. Isaac Brown, C.S.N., the yard was occupied on May 21, 1863, by Federal forces, who also seized the vessels Mobile and Republic