After the dissolution of the 2e regiment d'aviation de chasse (2è RAC) in September 1933, SPA 3 and SPA 103 became the first and third squadrons of the 1er group of the s2nd Fighter Wing in the course of creation at Tours.

[1] EC 2 was set up at Chartres at the end of 1936.

Outfitted in early 1937 with a Dewoitine D.500, the wing was reequipped with a Morane Saulnier M.S.406 (MS 406) in April 1939.

Created in November 1945 at Friedrichshafen, it was dissolved on September 9, 1994, at Dijon Air Base, then reformed on September 3, 2015, at Luxeuil Air Base.

[2] It now comprises the Air Force's most elite fighter squadron, Escadron de Chasse 1/2 Cigognes, Escadron de Soutien Technique Aéronautique 2E.004.