In this photo released by Thailand's Royal Household Bureau, Thai King Bhumibol Adulyadej, second from left, along with Crown Prince Vajiralongkorn, third from left, Princess Chulabhorn, Princess Sirindhorn, and Consort Princess Srirasm, right, arrive at Klai Kangwon Palace before a ceremony in celebration of the king's 86th birthday in Prachuap Khiri Khan province Thailand, Thursday, Dec. 5, 2013. Thailand put politics aside Thursday to celebrate the birthday of the country's revered monarch, who used his annual birthday speech to call for stability but made no direct reference to the crisis that has deeply divided the nation.(AP Photo/Royal Household Bureau)

Associated Press
In this photo released by Thailand's Royal Household Bureau, Thai King Bhumibol Adulyadej, second from left, along with Crown Prince Vajiralongkorn, third from left, Princess Chulabhorn, Princess Sirindhorn, and Consort Princess Srirasm, right, arrive at Klai Kangwon Palace before a ceremony in celebration of the king's 86th birthday in Prachuap Khiri Khan province Thailand, Thursday, Dec. 5, 2013. Thailand put politics aside Thursday to celebrate the birthday of the country's revered monarch, who used his annual birthday speech to call for stability but made no direct reference to the crisis that has deeply divided the nation.(AP Photo/Royal Household Bureau)
In this photo released by Thailand's Royal Household Bureau, Thai King Bhumibol Adulyadej, second from left, along with Crown Prince Vajiralongkorn, third from left, Princess Chulabhorn, Princess Sirindhorn, and Consort Princess Srirasm, right, arrive at Klai Kangwon Palace before a ceremony in celebration of the king's 86th birthday in Prachuap Khiri Khan province Thailand, Thursday, Dec. 5, 2013. Thailand put politics aside Thursday to celebrate the birthday of the country's revered monarch, who used his annual birthday speech to call for stability but made no direct reference to the crisis that has deeply divided the nation.(AP Photo/Royal Household Bureau)