Hussain was influenced by British militant Islamist Omar Bakri Muhammad, whom he sent a letter to and received a reply back as a 14-year-old in 1999 [REF].
Hussain has praised numerous terror attacks, including the In Amenas hostage crisis, the Boston Marathon bombing, the Murder of Lee Rigby, the Westgate shopping mall attack[REF] and the November 2015 Paris attacks, commenting that the West should expect more attacks [REF].