France colonized the largest amount of Muslim lands during the 19th and 20th centuries. In this process, a particular policy was followed to positively impress Muslims, both outside and inside France. This policy included opening mosques, particularly in Paris (Grande Mosquee de Paris) and certain colonies such as Senegal and Mali. Besides, Muslims, since then, have opened more than fifteen hundred mosques all over France relying on their own resources. Nevertheless, French goverment and municipalities of big cities like Strasbowg, Lyon and Marseille have financially contributed to the establishment of cathedral-like mosques that can house thousands of believers. which can be interpreted as a continuation of the colonial French policy lawards Islam. Despite the insignifıcant opposition by same French groups, this governmental support continues with the donations made by same Arab and other Muslim goverments