Treaty of Al-Sib

…a treaty, known as the Treaty of Al-Sib (September 25, 1920), was signed between Imam ʿĪsā ibn Ṣāliḥ and Sultan Taymūr ibn Fayṣal (reigned 1913–32), by virtue of which Sultan Taymūr ruled over the coastal provinces and Imam ʿĪsā over the interior. Opposition broke out again in 1954 when the…

In 1920 the Agreement of Al-Sīb was negotiated by the British between the tribal leaders and Sultan Taymūr ibn Fayṣal, who reigned in 1913–32. By its terms, the sultan recognized the autonomy but not the sovereignty of the Omani interior.

…the terms of the 1920 Agreement of Al-Sīb, the sultan was sovereign over all of Muscat and Oman, but the Omani interior enjoyed autonomy under its imam. Muscat and Oman remained peaceful until the late 1940s, when the oil company Aramco found what it thought was evidence of oil near…