<prompt> Bhala okuqhubekayo kwalesi sigaba - Umzamo we-Union wokuthatha iRichmond ngamanzi yi-USS Monitor enesihlangu nezinye izikebhe zempi zase-Union ngesikhathi sePeninsula Campaign wehlulekile ukudlula izivikelo kule ndawo ngesikhathi se-Battle of Drewrys Bluff  <response>: ngo-May 15, 1862. 