sentences:  He was the son of Prince Louis, Duke of Nemours, and Princess Victoria of Saxe-Coburg and Gotha, cousin of Queen Victoria.Among his siblings was older brother Prince Gaston of Orleans, Count of Eu, the Imperial consort of Brazil (through his marriage to Isabel, Princess Imperial of Brazil), and younger sister Princess Marguerite Adélaïde of Orléans, wife of Prince Władysław Czartoryski.His paternal grandparents were Maria Amalia of Naples and Sicily, Queen consort of the French, and King Louis Philippe, who was forced to abdicate after the outbreak of the French Revolution of 1848.