The assumption made and popularized by many economic analysts was that airlines like Vanguard were forced into bankruptcy due to the industry downturn following the September 11 attacks in 2001 . This may be an incorrect assumption for Vanguard and other airlines despite popular opinion . Shortly after the attacks , Vanguard received approximately $ 2 – 3 million in federal aid , as did most other airlines
September 11 attacks
September 11 attacks
Vanguard Airlines