The story of King Seretse Khama of Botswana and how his loving but controversial marriage to a British white woman, Ruth Williams, put his kingdom into political and diplomatic turmoil.The story of King Seretse Khama of Botswana and how his loving but controversial marriage to a British white woman, Ruth Williams, put his kingdom into political and diplomatic turmoil.The story of King Seretse Khama of Botswana and how his loving but controversial marriage to a British white woman, Ruth Williams, put his kingdom into political and diplomatic turmoil.