 Naguib was forced to resign in 1954 by Gamal Abdel Nassera Pan-Arabist and the real architect of the 1952 movementand was later put under house arrest.After Naguib's resignation, the position of President was vacant until the election of Gamal Abdel Nasser in 1956.In October 1954 Egypt and the United Kingdom agreed to abolish the Anglo-Egyptian Condominium Agreement of 1899 and grant Sudan independence; the agreement came into force on 1 January 1956.