Al-Qaeda is an international sunni Islamic movement founded in 1988.
Osama bin laden
yes, its called hizbollah. also there are some palestinian militias who joined forces with alquaeda during the naher albared war.
the head of state and the most important figure in the lebanese government is the president of the republic. he must always be a maronite catholic christian. ( the only christian head of state in the middle east ) currently the president is Michel suleiman. he used to be be commander of army ( also maronite catholic ) he crushed alquaeda in the naher albared camp and was called a crusader by alqueda leaders so to spite them he became president of the republic. for more info plz check wikipedia Michel suleiman.