The Spinal Nerves Description There are thirty-one pairs of spinal nerves. These nerves are mixed, having both a sensory and a motor aspect. Their motor fibers begin on the ventral part of the spinal cord at the anterior horns of the gray matter.
1871 - The Ottomans take control of the province of Hasa. 1891 - The Al Saud family are exiled to Kuwait by the Rashidi family. 1902 - Abd-al-Aziz (often known as Ibn Saud) takes control of Riyadh bringing the Al Saud family back into. Saudi Arabia. 1912 - The Ikhwan (Brotherhood) is founded based on Wahhabism; it grows quickly and provides key support. for Abd-al-Aziz.
The Umayyad family had first come to power under the third caliph, Uthman ibn Affan (r. 644â656), but the Umayyad regime was founded by Muawiya ibn Abi Sufyan, long-time governor of Syria, after the end of the First Muslim Civil War in 661 CE/41 AH.arwan was succeeded by his son, Abd al-Malik (685â705), who reconsolidated Umayyad control of the caliphate. The early reign of Abd al-Malik was marked by the revolt of Al-Mukhtar, which was based in Kufa.