The Junta constituted the Regency of the Mexican Empire in the night session of September 28, 1821 with 5 members, which would exercise the Executive Power, selecting Iturbide as president, and secretaries to Juan O'Donojú (replaced by Antonio Joaquín Pérez Martínez on 8 of October when he died), Manuel de la Bárcena, José Isidro Yañez and Manuel Velázquez de León, who had been secretary of the viceroyalty.
The deputies Alcocer, Gutiérrez, Ansorena, Terán, Rivas, San Martín and others, faced the popular excitement trying that at least, the pronouncement was legalized by means of a plebiscite.
The Plan of Iguala was an act of political agreement, intensely complex in its consequences, although simple in its phrasing, which united conservatives and liberals, rebels and realists, and Creoles and Spaniards.
At the end of the War of Reform, President Benito Juárez decreed the suspension of all public debts on July 17, 1861 and annul any possible payment such as the Mon-Almonte Treaty, promulgated in Paris between Alejandro Mon and Juan Nepomuceno Almonte for the ratification by monetary payments to delayed debts of Spain and by the murders of Spaniards in San Vicente[2] and San Dimas, including those contracted with the foreign nations, being a very remarkable fact, because it was the determining cause of the arrival in Mexico of the representatives from England, France and Spain, with their respective armies to demand the payment of their respective debts, for this reason, 51 deputies asked for the resignation of Benito Juárez as president and to promote Jesús González Ortega as the new President of Mexico, but another 54 deputies asked Benito Juarez not to resign, while the War and Foreign Secretaries of Benito Juárez dismissed all the conservatives abroad on behalf of the Mexican legation just after President Miguel Miramón and his secretaries traveled to Europe to meet with the French emperor Napoleon III, among the delegates dismissed by Benito Juárez were Juan Nepomuceno Almonte and José Manuel Hidalgo.
Meanwhile, England and France broke relations with the liberal Mexican government of Benito Juárez, while the conservative Mexican government by José Manuel Hidalgo, Juan Nepomuceno Almonte and José María Gutiérrez de Estrada got the first steps to establish a monarchy in Mexico with Maximilian of Habsburg as Emperor of Mexico.