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Jean, Grand Duke of Luxembourg (left) with his wife Princess Josephine Charlotte of Belgium (1927 - 2005) accompanied by Prince Alexander of Belgium (1942 - 2009) attend a banquet given by the Belgian government at the Royal Palace of Brussels, 14th December 1960. The banquet is taking place for the guests who will be attending the wedding of King Baudouin of Belgium and Dona Fabiola de Mora y Aragon the following day. (Photo by Central Press/Hulton Archive/Getty Images)

Jean, Grand Duke of Luxembourg (left) with his wife Princess Josephine Charlotte of Belgium (1927 - 2005) accompanied by Prince Alexander of Belgium (1942 - 2009) attend a banquet given by the Belgian government at the Royal Palace of Brussels, 14th December 1960. The banquet is taking place for the guests who will be attending the wedding of King Baudouin of Belgium and Dona Fabiola de Mora y Aragon the following day. (Photo by Central Press/Hulton Archive/Getty Images)