Dad-to-be Andrea Casiraghi joins Monaco royals for National Day celebrations

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Dad-to-be Andrea Casiraghi joins Monaco royals for National Day celebrations

National Day is one of the highlights of the Monaco social calendar. Although the House of Grimaldi has ruled Monaco since 1297, the November 19 holiday celebrates the date when the state's sovereignty was officially recognized by the Franco-Monegasque Treaty of 1861