TONGA - FEBRUARY 1977: King Taufa'ahau Tupou lV of Tonga and his wife meet Queen Elizabeth ll and Prince Philip, Duke of Edinburgh, during their visit to Tonga in February 1977. (Photo by Anwar Hussein Collection/Getty Images)

TONGA - FEBRUARY 1977: King Taufa'ahau Tupou lV of Tonga and his wife meet Queen Elizabeth ll and Prince Philip, Duke of Edinburgh, during their visit to Tonga in February 1977.  (Photo by Anwar Hussein Collection/Getty Images)