Saudi Arabia's Crown Prince Sultan bin Abdul-Aziz Al Saud has died.<br /><br />He was the seventh of King Abdulaziz Al Saud's 36 sons, each of whom have had significant and powerful roles within the kingdom.<br /><br />Prince Sultan was never educated at a conventional school but learnt to read and write using tradition methods.<br /><br />In 1947, his father named him the Emir of Riyadh. He was appointed minister of agriculture in 1953, then minister of transport on 1955, and minister of defence in 1962.<br /><br />Prince Sultan became deputy prime minister in 1982 and was named the heir apparent after his elder brother Abdullah Abdulaziz was crowned King in 2005.<br /><br />Al Jazeera's Stefani Dekker reports.
