<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> The Mexican War of Independence (Spanish: Guerra de Independencia de México) was an armed conflict, and the culmination of a political and social process which ended the rule of Spain in 1821 in the territory of New Spain . The war had its antecedent in Napoleon's French invasion of Spain in 1808; it extended from the Grito de Dolores by Father Miguel Hidalgo y Costilla on September 16, 1810, to the entrance of the Army of the Three Guarantees led by Agustín de Iturbide to Mexico City on September 27, 1821 . September 16 is celebrated as Mexican Independence Day . </P> <P> The movement for independence was inspired by the Age of Enlightenment and the American and French Revolutions . By that time the educated elite of New Spain had begun to reflect on the relations between Spain and its colonial kingdoms . Changes in the social and political structure occasioned by Bourbon Reforms and a deep economic crisis in New Spain caused discomfort among the native - born Creole elite . </P>

Who did mexico gain independence from on september 16