Abu Mohammed al-Jawlani boarded a bus in Damascus in March 2003, heading across the desert to Baghdad with fellow volunteers eager to repel the looming American invasion of Iraq. When he returned ...

Abu Mohammed al-Jawlani is the leader of Hayat Tahrir al-Sham, one of the largest rebel groups mounting the offensive against the Assad regime. 2. He broke with Islamic State in 2012 and cut ties ...