principality Charles III (1885-) 1885 Albert I (1889-) 1891 Louis II (1922-) 1925 1939 1943 Rainier III (1943-) 1945 1945 1949 1954 1969 Alber II (2005-) 1984 European Union 2010
Charles III (1885-) Charles III (1885-)
Charles III (1885-)
