Mexican War of Independence Mexican War of Independence The Mexican War of Independence () 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 Cry of 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. The movement for
First Mexican Empire First Mexican Empire The Mexican Empire (, ) was a short lived monarchy, and the first independent post-colonial imperial state in Mexico. It was the only former colony of the Spanish Empire to establish a monarchy after independence. Together with the Brazilian Empire, it was one of two European-style empires in the Americas. The Mexican Empire lasted two years. It existed from the signing of the Treaty of Córdoba and the declaration of Independence of the Mexican Empire in September 1821 until the emperor's abdication in March 1823 when the Provisional Government took power and the First Mexican Republic was