by sea. A half-century later, in the year 6 A.H. (628), the region converted to Islam. Ancient South Arabia Ancient kingdoms and appellations: Saba' Ma'īn Qatabān Ḥaḑramawt Awsān Himyar Arabia Felix (the term the Romans used to refer to South Arabia) Pre-Islamic foreign occupiers: Axum (3rd–4th, 6th centuries) Sasanian Empire (6th–7th centuries). South Arabian Islamic dynasties Umayyad 661–750 Abbasid 750–897 Ziyadid 819–1022 Zaydi Imams 897-1962 Najahid 1022-1158 Sulaihid 1047–1138 Zurayid 1083-1193 Ayyubid 1174–1228 Rasulid 1229–1454 Tahiride 1454–1526 South Arabia in the early modern and colonial eras Northern Yemen Eyalet, Ottoman Empire (1517–1635) Yemen Vilayet, Ottoman Empire (1849–, 1872–1918) Idrisid Emirate (1906–1934) Southern Aden city Aden Province (1839–1937) Colony of Aden (1937–1963) Regional Aden Protectorate (1874–1959) Federation of Arab Emirates of the South (1959–1962) Federation of South Arabia (1962–1967) Protectorate of South Arabia (1963–1967) South Arabia in recent history Independent Yemen: Unified Republic of Yemen (1990–present) Northern Idrisid Emirate (1906–1934) Mutawakkilite Kingdom of Yemen (1918–1962) Yemen Arab Republic (1962–1990) Southern Qu'aiti Sultanate (1858–1967) People's Republic of South Yemen (1967–1970) People's Democratic Republic of Yemen (1970–1990) Other articles Yemenite Reunification (1990) North Yemen & South Yemen Democratic Republic of Yemen (1994) Greater Yemen Houthi insurgency in Yemen (2015) South Arabia outside the Republic of Yemen Najran, Jizan, 'Asir, Al-Bahah in Saudi Arabia Dhofar in Oman See also Greater Yemen References See also List of Yemen-related topics Official Website of the Al-Quaiti Royal Family of Hadhramaut External links Arabian Peninsula History of the Arabian Peninsula Geography of Western Asia Geography of Yemen Historical regions Historical regions in Saudi Arabia Divided regions