 Complete the following phrase:  These events were followed by the foundation of Saudi Arabia under King Abdulaziz Ibn Saud. In 1902, Ibn Saud had captured Riyadh. Continuing his conquests, Abdulaziz subdued Al-Hasa, Jabal Shammar, Hejaz between 1913 and 1926 founded the modern state of Saudi Arabia. The Saudis absorbed the Emirate of Asir, with their expansion only ending in 1934 after a 