Monaco succession crisis of 1918 Monégasque ordinance of 15 May 1911 acknowledged the child as Louis' daughter, and admitted her into the Grimaldi dynasty. However this was discovered to be in procedural violation of the statutes of 1882. The ordinance was therefore invalid, and the sovereign prince was so notified by the National Council of Monaco in 1918. As a consequence, an amendment of 30 October 1918 modified the law to allow the reigning prince or, with the monarch's consent, the Hereditary Prince of Monaco (the heir apparent or heir presumptive, whether a child of the reigning prince or not), to adopt a child, from
Prince's Palace of Monaco Juliette Louvet, by whom he had a daughter, Charlotte Louise Juliette, born in Algeria in 1898. As Prince of Monaco, Louis II spent much time elsewhere, preferring to live on the family estate of Le Marchais close to Paris. In 1911 Prince Louis had a law passed legitimising his daughter so that she could inherit the throne, in order to prevent its passing to a distant German branch of the family. The law was challenged and developed into what became known as Monaco succession crisis. Finally in 1919 the prince formally adopted his illegitimate daughter Charlotte, who became known as