sentences:  Modernization of Northrop F-5 Freedom Fighter with improved technology and the purchase of 24 Alpha Jet E would later be undertaken by the RMAF; another modernization of the fleet of Dassault Mirage F1 was achieved in 1996 and 1997.During the 90s there were plans for purchasing Mirage 2000 or F-16 fighter aircraft, however due to unavailable funding they were not realized.By 2011 the Royal Moroccan Air Force started to modernize its ageing fleet by buying F-16s.