Princess Caroline of Hanover, Andrea Casiraghi's son Sacha, and Andrea Casiraghi, attend in Monaco Palace the celebrations marking Monaco's National Day,Wednesday, Nov. 19, 2014, in Monaco. Monaco's Fete Nationale has been celebrated since the reign of Prince Charles III in 1857. Originally falling on the saint's day of the reigning prince, Prince Albert II decided to keep the date his father celebrated, Saint Rainier's Day, 19th November.(AP Photo/Valery Hache,pool)