siege of Sana'a, most of the opposing leaders had reached a reconciliation, and Saudi Arabia recognized the republic in 1970. Flags See also History of Yemen Imams of Yemen List of Shia dynasties United Arab States Yemen Arab Republic References Sources History of Arabia, Encyclopædia Britannica (Macropædia Vol. 1). Chicago: Encyclopædia Britannica, 1979, pp. 1043–1051. Kingdom of Yemen at Flags of the World. External links Kingdom of Yemen at nationalanthems.info. States and territories established in 1918 States and territories disestablished in 1970 Former countries in the Middle East Yemeni monarchy Former monarchies Former Arab states Former monarchies of Asia Shia dynasties Neutral states in World War II Former member states of the United Nations