 He is also leader of the Zoba' tribe.An outspoken critic of the American invasion of Iraq, he is known as "the Spiritual Leader of the Iraqi Resistance" (Insurgency).His father and grandfather killed British Colonel Gerard Leachman and played a part in the 1920 revolution against British imperial rule, which was the fiercest in the Shi'ite south, and was a seminal moment of unity between Iraq's Sunnis, Shi'ites, and Kurds that forced the British to allow a form of self-rule.