[2] Mustafa Hamdan was tasked with protecting army commander Émile Lahoud in 1990.
[3] He is known to be a close aide-de-camp to Lebanese President Émile Lahoud and Michel Aoun.
[1][4] On 30 August 2005, Hamdan was arrested along with three other Lebanese generals during the investigation of the assassination of former Lebanese Prime Minister Rafik Hariri, who was killed on 14 February 2005 in a massive explosion targeting his motorcade near downtown Beirut.
[3] Hamdan and other generals were held in Roumieh prison, northeast of Beirut from 2005 to 29 April 2009 .
[3][6][7] They were released from the prison upon the order of Special Tribunal Lebanon Pre-Trial Judge Daniel Fransen[8] due to lack of evidence.