Rainier III, Prince of Monaco of Monaco, the Palais Princier announced that Rainier's son, Hereditary Prince Albert, would take over the duties of his father as regent since Rainier was no longer able to exercise his royal functions. On 1 April 2005, the Palace announced that Rainier's doctors believe his chances of recovery were "slim". On 6 April, Prince Rainier died at the Cardiothoracic Center of Monaco at 6:35 AM local time at the age of 81. He was succeeded by his only son, who became Prince Albert II. He was buried on 15 April 2005, beside his wife, Princess Grace, at the Cathedral of
Jacques, Hereditary Prince of Monaco Jacques, Hereditary Prince of Monaco Jacques, Hereditary Prince of Monaco, Marquis of Baux (Jacques Honoré Rainier Grimaldi; born 10 December 2014), is the heir apparent to the Monegasque throne. He is the son of Prince Albert II and Princess Charlene and twin brother of Princess Gabriella. On 30 May 2014, it was announced that Princess Charlene was pregnant. After much speculation it was confirmed, on 9 October 2014, that the couple was expecting twins by the end of the year. On November 21, 2014, the palace announced that each twin would have the right to a salvo of 21 cannon