L'affaire Du Pentagone — (11 Septembre Effroyable...

His thesis gained massive popularity following an appearance on the French talk show Tout le monde en parle in March 2002. While the book became a global bestseller, its claims have been widely debunked by investigators, witnesses, and journalists who cited recovered flight recorders, DNA evidence from the victims, and extensive photographic proof of aircraft debris.

Meyssan attributes the responsibility for the attacks to a "faction of the military-industrial complex" within the U.S. government rather than Al-Qaeda. L'affaire Du Pentagone (11 Septembre Effroyable...

He claims that photos taken immediately after the impact do not show sufficient airplane wreckage (such as wings or engines) to support the official narrative. His thesis gained massive popularity following an appearance

He suggests the physical damage to the Pentagon was too small for a Boeing 757, which should have left larger marks and caused more destruction. government rather than Al-Qaeda

"L'affaire Du Pentagone" primarily refers to the conspiracy theory introduced by French author Thierry Meyssan in his 2002 book, (The Frightening Imposture).