The Bamouns are one of the few nations in sub-Saharan Africa have developed a writing. This writing was invented by King Njoya in the early 20th century. King Njoya built a museum to encourage the use of the writing system. However, replacement of the Germans by the French sounded the end of the monarchy and the system of writing that Bamoun was replaced by the language française.La Bamoun traditional religion worships the spirit of the ancestors supposed to be enclosed in the skull it. Thus, the eldest of each family owns the skulls of male relatives. There is also a cult of women. The Bamouns also believe that women make the soil fertile, so women are generally responsible for field work. Masks and statues are important in the practice of these cults.