NUKU'ALOFA, TONGA - JULY 4:  King Tupou VI of Tonga and Queen Nanasipau'u sit on their throne during the official coronation ceremony at the Free Wesleyan Church on July 4, 2015 in Nuku'alofa, Tonga. Tupou VI succeeds his brother, King Tupou V, who passed away in 2012. (Photo by Edwina Pickles/Fairfax Media/Getty Images)