Open this photo in gallery: The President of Korea Yoon Suk Yeol, second left shakes hands with James Cleverly, the British Home Secretary, 4th right, during there Ceremonial Welcome, watched by Britain's King Charles at Horse Guards Parade in London on Nov. 21.Frank Augstein/The Associated Press King Charles III hosted South Korean President Yoon Suk Yeol and his wife at a glittering banquet at Buckingham Palace Tuesday, as Britain rolled out the red carpet for a formal state visit aimed at strengthening trade and defence ties between the two countries. The U.K. government hopes the Korean leader’s three-day visit will...