الخرطوم بحري
First lieutenant Abdul Fadil Almaz led the group's insurrection at the military training academy in 1924, which ended in their defeat and Almaz's death after the British army blew up the military hospital where he was garrisoned. It has been suggested that this defeat was partially the result of the Egyptian garrison in Khartoum North not supporting the insurrection with artillery as was previously promised.