Saud accompanied his father on his many expeditions and, participated in several campaigns during the unification of the Arabian Peninsula. His first political mission was at the age of thirteen, leading a delegation to Qatar. The first battle he fought was at Jirrab in 1915, followed by one at Yatab in the same year, then Trubah in 1919. In 1925, he stopped the Almahmal crisis in Makkah. During his tenure as viceroy of Najd Prince Saud criticised his father due to the limitations on the Ikhwan through the newspaper "Umm al Qura". However, he later fought to stop the Ikhwan revolt at Al Sebella in 1929.