Rainier III, Prince of Monaco Our Lady Immaculate, the resting place of previous sovereign princes of Monaco and several of their wives, and the place where Prince Rainier and Princess Grace had been married in 1956. Because his death occurred shortly after that of Pope John Paul II, Rainier's death was overshadowed in the media. "See also: List of titles of the Monegasque Crown" Rainier III, Prince of Monaco Rainier III (Rainier Louis Henri Maxence Bertrand Grimaldi; 31 May 1923 – 6 April 2005) ruled the Principality of Monaco for almost 56 years, making him one of the longest ruling monarchs in European history. Though
Constitution of Monaco Constitution of Monaco The Constitution of Monaco, first adopted in 1911 after the Monégasque Revolution and heavily revised by Prince Rainier III on December 17, 1962, outlines three branches of government, including several administrative offices and a number of councils, who share advisory and legislative power with the Prince. The constitution also defines the line of succession to the Monegasque throne; this section was modified on April 2, 2002. By word count, it is the shortest constitution in the world currently in force. The Prince retains the highest executive power, but the principality's head of government is the Minister of