Mexican Army

Mexican Army
Name	Mexican Army
Native name	Ejército Mexicano
Founded	1821
Branch of	Secretariat of National Defense (Mexico)
Type	Land forces
Size	~200,000 active (estimated)
Garrison	Mexico City
Motto	"Ley y Orden" (Law and Order)
Anniversaries	16 September (Independence Day)

Mexican Army is the land force component of Mexico's armed forces responsible for national defense, internal security, and civil assistance. Established after independence in 1821, it has participated in conflicts such as the Mexican–American War, the Reform War, the French intervention in Mexico, the Mexican Revolution, and various twentieth- and twenty-first-century security operations. The institution operates under the Secretariat of National Defense (Mexico) and maintains garrisons, training centers, and logistical hubs across the country.

History

The force traces origins to insurgent and royalist formations during the Mexican War of Independence and the subsequent establishment of the First Mexican Empire and the United Mexican States. During the Texas Revolution and the Mexican–American War the army faced campaigns such as the Battle of the Alamo, the Battle of Buena Vista, and the Siege of Veracruz, which influenced tactical and organizational reforms. The mid-nineteenth century saw involvement in the Reform War between liberals and conservatives and resistance to the French intervention in Mexico culminating in conflicts like the Battle of Puebla. The early twentieth century was dominated by the Mexican Revolution, with figures such as Pancho Villa, Emiliano Zapata, Venustiano Carranza, and Álvaro Obregón shaping military and political trajectories. Post-revolutionary consolidation produced the National Revolutionary Party era and later institutional reforms that professionalized forces, created the Secretariat of National Defense (Mexico), and modernized doctrine influenced by international developments during and after World War II. In recent decades the force has been engaged in counter-narcotics and internal security operations tied to incidents such as the War on Drugs (Mexico), high-profile events like the Ayotzinapa disappearance, and cooperation frameworks with the United States–Mexico security cooperation mechanisms.

Organization and Structure

Command is vested in the Secretary of National Defense (Mexico), with operational leadership through a hierarchical system of regional and specialty commands. The force is organized into military regions, military zones, and independent units, with formations including infantry, cavalry, armored, artillery, engineering, aviation, logistics, and special operations elements. Educational and doctrinal institutions include the Heroic Military Academy, the Center for Military Studies and Instructions, and the Escuela Médico Militar, which produce officers, non-commissioned officers, and specialists. Support and industrial capacity are provided by entities such as the Manufacturing and Development Directorate and state-affiliated defense industries that manage procurement, maintenance, and indigenous production programs. International liaison occurs with partners including the United States Army, the Canadian Armed Forces, and multilateral organizations like the United Nations for peacekeeping and humanitarian engagement.

Roles and Operations

Primary responsibilities encompass territorial defense, border security, and internal order tasks, extending to disaster relief during events like earthquakes and hurricanes (for example, responses comparable to the 1985 Mexico City earthquake). The force conducts counterinsurgency and counter-trafficking operations tied to criminal cartels such as Sinaloa Cartel and Los Zetas, and has implemented operations named under national security plans and presidential directives. It provides security to critical infrastructure, participates in civic action programs, and contributes to international missions including UN peacekeeping contingents and multinational exercises like RIMPAC and bilateral training with the United States Southern Command. High-profile domestic deployments have prompted debates with actors such as the Supreme Court of Justice of the Nation (Mexico), human rights organizations like Amnesty International, and legislative bodies over roles, oversight, and rules of engagement.

Equipment and Armament

Modernization efforts have introduced equipment ranging from small arms to armored vehicles, artillery, aviation assets, and surveillance systems. Small arms inventories include rifles and pistols procured domestically and internationally; vehicles include armored personnel carriers and tracked infantry fighting vehicles from suppliers often linked to programs with countries such as United States, France, and Russia historically. Aviation assets encompass helicopters for transport and utility missions and fixed-wing aircraft for reconnaissance and logistical tasks. Artillery, air-defense systems, unmanned aerial vehicles, and communications suites support combined-arms operations. Indigenous production and maintenance involve industrial partners and institutions like the National Polytechnic Institute and state-run manufacturing directorates to sustain logistics, retrofitting, and limited domestic procurement.

Training and Doctrine

Officer and NCO professional development follows curricula at the Heroic Military Academy and specialty schools for infantry, artillery, intelligence, and engineering branches. Doctrine integrates lessons from conventional warfare history, the Mexican Revolution, counterinsurgency studies, and contemporary counter-narcotics practices, emphasizing law enforcement cooperation, rules of engagement, and respect for human rights under frameworks such as national laws and international obligations exemplified by treaties like the American Convention on Human Rights. Joint exercises and foreign exchanges with forces including the United States Marine Corps, the British Army, and NATO partner programs inform tactics, techniques, and procedures. Training also covers disaster response, medical support through the Escuela Médico Militar, and civil-military relations in coordination with federal and state agencies.

Personnel and Recruitment

Personnel categories include commissioned officers, non-commissioned officers, warrant officers, and enlisted troops drawn from voluntary recruitment, conscription policies of earlier eras, and inter-service transfers. Recruitment focuses on regional military zones, selection standards address physical fitness, education, and background checks, while promotion paths incorporate professional military education milestones at institutions like the Heroic Military Academy and the Center for Military Studies and Instructions. Welfare and veterans’ affairs interface with organizations such as the National Defense Council (Mexico) and pension systems governed by federal statutes. High-profile commanders and historical figures who shaped institutional identity include leaders from the nineteenth and twentieth centuries whose careers intersected with events like the Plan of Ayala and the Cristero War.

Category:Military of Mexico