
The Mexican Empire was a constitutional monarchy, the first independent government of Mexico and the only former colony of the Spanish Empire to establish a monarchy after independence. It is one of the few modern era, independent monarchies that have existed in the Americas along with the Brazilian Empire and the two Haitian Empires.

The Mexican Empire or Second Mexican Empire was the name of Mexico under a constitutional hereditary monarchy declared by a Mexican Assembly of Notables in accordance with the interests of the French Empire, during the Second French intervention in Mexico. Napoleon III of France wanted to establish a monarchist ally in the Americas as a restraint upon the growing power of the United States. Chosen as the Mexican emperor was Austrian Archduke Ferdinand Maximilian, of the House of Habsburg-Lorraine. His wife and empress of Mexico was Belgian princess, Charlotte of the House of Saxe-Coburg and Gotha.
The Federal Constitution of the United Mexican States of 1824 was enacted on October 4 of 1824, after the overthrow of the Mexican Empire of Agustin de Iturbide. In the new constitution, the republic took the name of United Mexican States, and was defined as a representative federal republic, with Catholicism as the official and unique religion. It was replaced by the Federal Constitution of the United Mexican States of 1857.

The Aguascalientes Department (1865−1867) was a department of the Second Mexican Empire, located in the present-day states of Aguascalientes, Jalisco, and Zacatecas in Central Mexico.

The Arizona Department (1865−1867) was a department of the Second Mexican Empire, located in the present day state of Sonora in Northwestern Mexico.

The California Department was a department of the Second Mexican Empire (1863−1865) period of rule in post−colonial Mexico.

Ferdinand Freiherr Rosenzweig von Drauwehr was an Austrian military officer and architect.

José Manuel de Herrera was a Mexican catholic priest, writer, politician and professor of New Spain. He joined the insurgents during the Mexican War of Independence. He directed the newspaper Correo Americano del Sur.

The House of Iturbide is the former Imperial House of Mexico. It was founded by the Sovereign Mexican Constituent Congress on 22 June 1822 when the newly independent Mexican congress confirmed Agustín I's title of Constitutional Emperor of Mexico. He was baptized with the names of Saints Cosmas and Damian at the cathedral there. The last name Iturbide was originally from the Basque Country, Spain.

José María Lacunza Blengio was a Mexican politician and diplomat. In 1836, with his brother Juan Nepomuceno, he founded the Academia de Letrán, where he published his Historical Discourses. As a columnist he wrote for El Mosaico Mexicano, El Siglo Diez y Nueve and El Monitor Republicano.

Teodosio Lares he was a Mexican lawyer and politician. He studied Philosophy and Jurisprudence in the Seminary of Guadalajara. In 1827 he began his career as a lawyer in the Supreme Court of the State of Jalisco. He returned to Zacatecas, where he was magistrate of the Supreme Court of Justice. In 1836 he was director of the Literary Institute of Zacatecas. In 1848 he was deputy to the General Congress for the state of Zacatecas. In 1850 he was appointed senator of the Tercio by the Chamber of Deputies.

The Mexican Empire or Second Mexican Empire was the name of Mexico under a constitutional hereditary monarchy declared by a Mexican Assembly of Notables in accordance with the interests of the French Empire, during the Second French intervention in Mexico. Napoleon III of France wanted to establish a monarchist ally in the Americas as a restraint upon the growing power of the United States. Chosen as the Mexican emperor was Austrian Archduke Ferdinand Maximilian, of the House of Habsburg-Lorraine. His wife and empress of Mexico was Belgian princess, Charlotte of the House of Saxe-Coburg and Gotha.

The Emperor of Mexico was the head of state and ruler of Mexico on two non-consecutive occasions in the 19th century.

The National Institutional Junta was the assembly created in Mexico on 2 November 1822 by order of Agustín de Iturbide composed of 47 members of Congress dissolved with the intention of occupying the Legislative Power instead of the Congress of 1822 extended according to the decree of 31 October 1822 where Iturbide declared that until a new congress could be convened, the national representation would fall to this Junta.

President of the Council of Ministers of the Mexican Empire, First Minister, or Chancellor was an institutional figure that existed in two moments of the national history of Mexico during the First Mexican Empire since 1822 to 1823 by Agustín de Iturbide and the Second Mexican Empire since 1864 to 1867 by Maximilian of Habsburg.

The Prince Imperial of Mexico is the title created on June 22, 1822 by the Mexican Constituent Congress, to be granted to the firstborn and heir of Emperor Agustín de Iturbide. This title also refers to the heads of the Imperial House and designated to be the official title of the heir apparent to the imperial throne of Mexico.

The Provisional Political Regulation of the Mexican Empire were political regulations that governed the early days of the nation of Mexican Empire. It granted effect to the laws, orders and regulations promulgated until February 24, 1821 with the Plan of Iguala; as well as the laws, orders and decrees issued in consequence of the Independence of Mexico with the triumphant entry of the Trigarante Army in Mexico City.

The Regency of the Mexican Empire was a period of transition in the history of the Mexican monarchy in the absence of the Emperor of Mexico and presided by a president of the same during the First Mexican Empire (1821-1823) and the Second Mexican Empire (1863-1867). The regency is the government of a State during the minor age, absence or incapacity of its legitimate prince.