Before the establishment of the Islamic Liberation Movement, the Communist Party had a strong hold on the student union at the university and among the secondary schools in Sudan. Abduallahi joined the university in 1951, in 1952 the Islamic Liberation Movement won the student union election. Abdudllahi was a major recruitment driver for the movement and managed to recruit Hassan Al-Turabi, Mohammad Suar Aldahab, Ibrahim Abou Hasaneen, and Abdalhameed Abdalmajid.