 Italian was the ancestral language of the ruling House of Grimaldi, and was the official language of Monaco when it was a protectorate of the Kingdom of Sardinia from 1815 to 1861.Italian is also spoken by Caroline, Princess of Hanover and her children Andrea Casiraghi, Charlotte Casiraghi and Pierre Casiraghi, as her late husband was Italian.There is also an Anglophone community in Monaco (8.5% of which are from the United Kingdom or the United States, with English-speakers from other nations as too insignificant and thus listed within the category of "other," below), in addition to English-speaking tourists visiting the city.