Foreign Royalty Personalities. pic: 1929. Oslo. Crown Prince Olav (Olaf) of Norway and Princess Martha of Sweden on their wedding day with the Best Man The Duke of York and the bridal party. Crown Prince Olav (1903-1991) succeeded his father King Haakon [Getty Images]

Oslo, 1929: Crown Prince Olav (Olaf) of Norway and Princess Martha of Sweden on their wedding day with the Best Man The Duke of York and the bridal party, Crown Prince Olav (1903-1991) succeeded his father King Haakon VII in 1957 becoming King Olav V (Photo by Haynes Archive/Popperfoto via Getty Images/Getty Images) — see more

Oslo, 1929: Crown Prince Olav (Olaf) of Norway and Princess Martha of Sweden on their wedding day with the Best Man The Duke of York and the bridal party, Crown Prince Olav (1903-1991) succeeded his father King Haakon VII in 1957 becoming King Olav V (Photo by Haynes Archive/Popperfoto via Getty Images/Getty Images)