The little-known reason Queen Camilla could not wear white when she met Pope Francis

Rulers granted il privilegio del blanco are a rare few, numbering just seven royal women: Queen Letizia of Spain, Queen Mathilde of Belgium, Princess Charlene of Monaco, Grand Duchess Maria Teresa of Luxembourg and Princess Marina of Naples. Two former Queens, whose husbands no longer reign, are also permitted to wear white: Queen Paola of Belgium and Queen Sofia of Spain. The first queen to make use of the exception was reportedly Victoria Eugenia of Spain, during a private conversation…