The Lockheed F-35 is an advanced stealth fifth generation fighter combining speed and superb agility. The Royal Netherlands Air Force 323 Squadron formed on November 15, 1948 and in 1950 became a Fighter Weapons School. In July 1992 the 323 became Tactical Training Evaluation and Standardization Squadron (TACTESS). Equipped with the F-16AM (Mid Life Update) the 323 was also used as an operational unit. On October 31, 2014 323 TACTESS retired but on June 15, 2015 323 was resurrected as a Test and Evaluation Squadron (TES) located at Edwards AFB flying the F-35A.