History of the oil industry in Saudi Arabia Wikipedia
2020-06-10· Before the discovery of oil. On January 15, 1902, Ibn Saud took Riyadh from the Rashid tribe. In 1913, his forces captured the province of al-Hasa from the Ottoman Turks. In 1922, he completed his conquest of the Nejd, and in 1925, he conquered the Hijaz.In 1932, the Kingdom of Saudi Arabia