Tāufaʻāhau Tupou IV Zealand, and the United Kingdom, specifically; and Samoa's head of state, Malietoa Tanumafili II. Tāufaʻāhau Tupou IV Tāufaʻāhau Tupou IV (4 July 1918 – 10 September 2006), son of Queen Sālote Tupou III and her consort Prince Viliami Tungī Mailefihi, was the king of Tonga from the death of his mother in 1965 until his own death in 2006. Immediately prior to his death, he was the fourth longest-reigning living monarch in the world after Kings Bhumibol Adulyadej of Thailand, Abdul Halim of Kedah of Malaysia and Queen Elizabeth II of the United Kingdom. He was married to Queen Halaevalu
George V of Georgia at the court of his maternal grandfather (Beka). In 1299, the Ilkhanid khan Ghazan installed him as a rival ruler to George's elder brother, the rebellious Georgian King David VIII. However, George's authority did not extend beyond the Mongol-protected capital Tbilisi, so George was referred to during this period as "The Shadow King of Tbilisi". In 1302, he was replaced by his brother, Vakhtang III. After the death of both his elder brothers – David and Vakhtang – George became a regent for David's son, George VI, who died underage in 1313, allowing George V to be crowned king for