This set examines the progression of pan-Islamic organisations, movements and activists extant in the Arab states in the early twentieth century, particularly in the Hijaz (Saudi Arabia), Egypt, Syria, Iraq, Yemen and most of the Maghreb states, together with the involvement of Islamic institutions in regularising and interceding in aspects of both religious and secular life. The contents include primary source material on: early fundamentalist (Wahhabi) support for King Abdul Aziz from 1913; repercussions following the end of the Caliphate, 1920s; the World Islamic Conference in Mecca, 1926, opened by King Abdul Aziz; plans for a Pan-Islamic League, 1919; pan-Islamic activity in Jerusalem; Islamic propaganda missions to the Maghreb states; Saudi proposal for an Islamic pact; records of numerous Islamic conferences from the 1930s to the 1960s.