Rainier III, Prince of Monaco 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 internationally known for his marriage to American actress Grace Kelly, he was also responsible for reforms to Monaco's constitution and for expanding the principality's economy beyond its traditional casino gambling base. Gambling accounts for only approximately three percent of the nation's annual revenue today; when Rainier ascended the throne in 1949, it accounted for more than 95 percent. Rainier
History of the family marriage, from common and legal concubinage, could not inherit the father's property or name; instead, they belong to the social group and family of their mothers'. Most ancient cultures like those of Assyria, Egypt, and China, kept records of successors in the ruling dynasties to legitimize their power as divine in origin. Both the Inca king and the Egyptian Pharaoh claimed that they were direct descendants of the Sun God. Many cultures, such as the Inca of South America, the Kinte of Africa, and the Māori of New Zealand, did not have a written language and kept the history of