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Members of the Belgian, Luxembourgish, Italian, and Yugoslavian Royal Families surround Queen Elisabeth of Belgium ahead of her 80th Birthday Dinner at the Royal Castle of Laeken in Brussels on this day in 1956. From L – R: Princess Lilian of Belgium (daughter-in-law), Queen Elisabeth of Belgium, Princess Maria Pia of Savoy (granddaughter), Princess Maria Beatrice of Savoy (granddaughter), Ex-Queen Marie Jose of Italy (daughter), Prince Alexander of Yugoslavia (grandson-in-law), King Baudouin of Belgium (grandson), Ex-King Leopold III of Belgium (son), Vittorio Emanuele, Prince of Naples (grandson), King Umberto II of Italy (son-in-law), Prince Albert of Belgium (grandson), Hereditary Grand Duchess Josephine Charlotte of Luxembourg (granddaughter), Grand Duke Jean of Luxembourg (grandson-in-law), Princess Maria Gabriella of Savoy (granddaughter), and Prince Alexander of Belgium (grandson).