Hussein began his teaching career at Lebanese University in 1990 . He also taught at the command college of the Lebanese Armed Forces . He served as minister of state for social affairs from 9 November 2009 to January 2011 . He was one of five ministers appointed by President Michel Suleiman . In addition , Hussein was one of the independent and Shia members of the cabinet . His resignation from office led to the toppling of Saad Hariri 's cabinet , since ten ministers , who were the members of 8 March alliance , had resigned before . They resigned due to their objections to the UN investigation into the 2005 assassination of Rafik Hariri
2005 assassination
Assassination of Rafic Hariri
Adnan Hussein