"Nationalism" refers to the principles and ideas adopted by a people who have been subjected to colonialism in order to regain their sovereignty and rights that were taken away from them by the foreign occupier.One of his most important works is the book "The Mirror", which was a petition he presented to the French Parliament and government in 1833.For example, the historian Paul Gavarrel wrote on several occasions that France was fighting in Algeria a nation driven by religion, patriotism, and history.