The Essex-class carriers were a class of aircraft carriers built by the United States during and after World War II. They were designed to support naval aviation operations and played a crucial role in the Pacific Theater. A total of 24 ships were constructed, with the first commissioned in 1942. These carriers were known for their versatility and ability to launch and recover various aircraft. The Essex-class carriers featured a flight deck that allowed for the operation of multiple aircraft types, including fighters and bombers. They were equipped with advanced technology for their time, including radar and improved catapults. Notable ships in this class include the USS Essex and USS Yorktown, which contributed significantly to naval battles during the war.