Held on 20 June 1928 , the congress formed a short-lived united front with Musa Kazim as president . A 48-member executive committee was elected , which selected an administrative staff consisting of a president , three secretaries and two other members . It was decided to send another delegation , the fourth , to London . It set out on 21 March 1930 , after the publication of the Shaw Commission report on the 1929 riots
1929 riots
1929 Palestine riots
Palestine Arab Congress