USA HISTORY

Detailed explanation-1: -Independence of Mexico. Although the Spanish crown initially rejected O’Donojú’s recognition of Mexican independence, the date now recognized as that of separation from Old Spain is in fact August 24, 1821.

Detailed explanation-2: -Then, in 1821, Agustín de Iturbide, a Spanish-supporting soldier who flipped to become a leader in the Mexican independence movement, led troops into Mexico City, decisively seizing control of the city and declaring the country’s independence.

Detailed explanation-3: -Iturbide defeated the Royalist forces still opposed to independence, and the new Spanish viceroy, lacking money, provisions, and troops, was forced to accept Mexican independence. On August 24, 1821, O’Donojú signed the Treaty of Córdoba, thus ending New Spain’s dependence on Old Spain.

Detailed explanation-4: -On August 24, 1821, Spanish Viceroy Juan de O’Donojú signed the Treaty of Córdoba, which approves a plan to make Mexico an independent constitutional monarchy. In 1822, as no Bourbon monarch to rule Mexico had been found, Iturbide was proclaimed the emperor of Mexico.