when was the squadron inactivated at a Naval Air Station owned by the U.S. Navy and located in Horsham Township, Montgomery County, Pennsylvania, United States?
103d Fighter Squadron: The 103d Fighter Squadron (103 FS) is an inactive unit of the Pennsylvania Air National Guard. 103d Fighter Squadron:  The squadron was inactivated on 31 March 2011. Naval Air Station Joint Reserve Base Willow Grove: Naval Air Station Joint Reserve Base Willow Grove or NASJRB Willow Grove (IATA: NXX, ICAO: KNXX, FAA LID: NXX) was a Naval Air Station owned by the U.S. Navy and located in Horsham Township, Montgomery County, Pennsylvania, United States four miles (6 km) northwest of the central business district of Willow Grove, which is north of Philadelphia, Pennsylvania.
31 March 2011