London, Rajab 12, 1436, May 1, 2015, SPA -- Saudis residing in Britain flocked to the Embassy in London to register their allegiance pledge to Prince Mohammed bin Naif bin Abdulaziz on the occasion of being chosen as Crown Prince and appointed Deputy Premier, minister of interior and Chairman of the Council for Political and Security of the Kingdom of Saudi Arabia, and to Prince Mohammed bin Salman bin Abdulaziz on the occasion of being chosen as Deputy Crown Prince and appointed as Second Deputy Premier, minister of defense and Chairman of the Economic and Development Council of the Kingdom of Saudi Arabia, congratulating the two princes on the royal confidence bestowed on them. A book of allegiance pledge and felicitations remained open for the Saudi public in Britain since yesterday. --SPA 22:39 LOCAL TIME 19:39 GMT www.spa.gov.sa/w