The USS Saint Paul (CL-21) was a Cleveland-class light cruiser of the United States Navy, launched on March 2, 1943. It was designed for anti-aircraft warfare and surface engagements during World War II. The ship was equipped with advanced radar and weaponry, making it a vital asset in naval operations. Throughout its service, the USS Saint Paul participated in numerous battles in the Pacific Theater, including the Battle of Leyte Gulf. After the war, it was decommissioned in 1971 and later sold for scrap. The ship is remembered for its contributions to naval history and maritime warfare.