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
Honoré II, Prince of Monaco Honoré II, Prince of Monaco Honoré II (24 December 1597 – 10 January 1662) was Prince of Monaco from 1604 to 1662. He was the first to be called Prince, but started his reign as Lord of Monaco. Honoré II was born on December 24, 1597. He was the son of Hercule, Lord of Monaco (24 September 1562 – 21 November 1604) and Maria Landi. His father was murdered when he was six, and he succeeded under the regency of his uncle, Frederico Landi, 4th Prince of Val di Taro. Landi was a loyal ally and friend of Spain and