The recently deceased King of Thailand, who reigned for 70 years, is followed by five other heads of royal families with the longest reigns in the world.
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| Queen Elizabeth II of Great Britain, born on April 21, 1926, inherited the throne on February 6, 1952, following the death of her father, King George VI. In the photo, the Queen is walking with the recently deceased King Bhumibol Adulyadej of Thailand in Bangkok in 1972. (Photo: AP) |
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| Brunei's Sultan Hassanal Bolkiah, 70, ascended the throne in October 1967 after his father abdicated. In the photo, the Sultan is officiating at his son's wedding. (Photo: Reuters) |
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| Sultan Qaboos of Oman, 75, ascended the throne on July 23, 1970, and is revered as a wise ruler of the nation. The photo shows the Sultan of Oman receiving a gift from the Queen of England during her visit to Oman in 2010. (Photo: Getty) |
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| Queen Margrethe II of Denmark, 76, ascended the throne in 1972. The photo shows her at an event preparing for the wedding of Crown Prince Frederik. (Photo: Getty) |
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| King Carl Gustaf of Sweden ascended the throne in 1973. The photo shows him and Queen Silvia at Princess Victoria's wedding. (Image: Wikipedia) |
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| The recently deceased King Bhumibol Adulyadej of Thailand, who reigned for 70 years, was seen as a national savior for saving the lives of over 8.3 million people during a prolonged drought. For the Thai people, he was their "soul" and "heart." (Photo: Reuters.) |
According to VOV