Mexico City (CDMX)

Mexico City (CDMX)
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Name	Mexico City
Native name	Ciudad de México
Settlement type	Federal entity and capital
Subdivision type	Country
Subdivision name	United Mexican States
Established title	Foundation
Established date	1325 (Tenochtitlan)
Area total km2	1485
Population total	9209944
Population as of	2020 census
Timezone	Central Time Zone (North America)
Website	gov.mx/cdmx

Mexico City (CDMX) is the capital and largest metropolis of the United Mexican States, a global primate city with deep pre-Columbian origins and a major center for politics, finance, culture, and higher learning in Latin America. Built on the ruins of Tenochtitlan, it hosts national institutions, diplomatic missions, and world-class museums, and it functions as a hub linking the NAFTA region, the Pacific Alliance, and transpacific networks. Its urban footprint, cultural heritage, and environmental challenges make it a frequent subject of comparative metropolitan studies.

History

Mexico City's pre-Hispanic core began as Tenochtitlan, founded by the Mexica on an island in Lake Texcoco in 1325. Conquest by forces led by Hernán Cortés in 1521 ended indigenous sovereignty after the Siege of Tenochtitlan, leading to the establishment of New Spain and the construction of the Spanish colonial empire's administration centered on the Zócalo. Throughout the colonial period the viceregal capital accumulated religious and bureaucratic institutions such as the Mexico City Metropolitan Cathedral and the Royal and Pontifical University of Mexico. The city was a focal point during the Mexican War of Independence, with events linked to figures like Miguel Hidalgo y Costilla and Agustín de Iturbide. In the 19th century, occupations by foreign powers including the United States during the Mexican–American War and by the Second French Empire with Maximilian I of Mexico shaped urban redevelopment. The 20th century saw the Mexican Revolution, industrialization, and the growth of neighborhoods tied to movements associated with figures such as Lázaro Cárdenas and institutions like the National Autonomous University of Mexico. Recent decades have involved democratization, the 1985 Mexico City earthquake, and administrative reforms leading to its current status as a federal entity.

Geography and Environment

Situated in the Valley of Mexico at an altitude of about 2,240 meters, the urban area occupies a basin formerly filled by Lake Texcoco and bordered by ranges including the Sierra Nevada with volcanic cones Pico de Orizaba, Popocatépetl, and Iztaccíhuatl visible on clear days. The high-elevation basin limits atmospheric dispersion, contributing to historical air pollution crises addressed by measures inspired by programs like Hoy No Circula and influenced by international agreements such as the Kyoto Protocol. Water supply depends on aquifers and interbasin transfers, echoing challenges resolved in part by projects associated with Benito Juárez (Mexico City) and infrastructure linked to Lerma River diversion. Urban ecology efforts reference sites like Chapultepec Park and the Xochimilco canals, the latter connected to UNESCO World Heritage Site designations and conservation of chinampa agriculture.

Government and Administrative Divisions

The entity is a federal capital similar to arrangements in Washington, D.C. and Brasília, governed by a constitution that established the role of an elected head and a unicameral Congress of Mexico City. It comprises 16 administrative alcaldías including Álvaro Obregón, Coyoacán, Cuauhtémoc, Gustavo A. Madero, and Iztapalapa, each with locally elected alcaldes. National institutions such as the Supreme Court of Justice of the Nation, the Chamber of Deputies (Mexico), and the National Palace (Mexico) are based in the central districts, often clustering around historic sites like the Palacio de Bellas Artes and the National Museum of Anthropology.

Economy and Infrastructure

Mexico City is the financial heart of the United Mexican States and a node in global finance with corporate presences including Grupo Bimbo, Cemex, America Movil, and major banks like BBVA Bancomer and Banorte. The Mexico City Stock Exchange is one of Latin America's largest securities markets. Key economic sectors encompass manufacturing tied to industrial parks near Ecatepec de Morelos, services anchored in the Santa Fe business district, tourism centered on Teotihuacan day trips, and creative industries based around neighborhoods such as Roma and Condesa. Infrastructure projects include the Benito Juárez International Airport, expansion of the El Insurgente commuter lines, and waterworks influenced by historic hydraulic schemes like those implemented after the Flood of 1629.

Demographics and Culture

With a metropolitan population exceeding 20 million in the Greater Mexico City area, the city hosts diverse communities from indigenous groups such as the Nahuas and Zapotecs to immigrant populations from Spain, United States, and recent inflows from Latin American countries. Cultural life is anchored by institutions including the Palacio de Bellas Artes, the Museo Frida Kahlo, and the Museo Nacional de Antropología, and by events like the Day of the Dead celebrations, performances at the Auditorio Nacional, and festivals involving artists linked to Diego Rivera and Frida Kahlo. Culinary scenes reference mole poblano, tacos al pastor, and markets such as La Merced and Mercado de San Juan alongside contemporary gastronomy from chefs connected to Pujol and Quintonil.

Transportation

The multimodal network includes the Mexico City Metro, one of the world's busiest rapid transit systems, the Metrobús bus rapid transit corridors, and the Sistema de Transporte Colectivo. Road arteries like the Paseo de la Reforma and Anillo Periférico connect boroughs and suburbs; long-distance rail services historically linked to the Ferrocarril Mexicano now coexist with modern commuter projects. Air travel centers on Benito Juárez International Airport and the newer Felipe Ángeles International Airport, while cycling infrastructure initiatives echo examples from Copenhagen and Amsterdam in districts such as Reforma Ciclista.

Education and Health Care

Higher education is dominated by institutions such as the National Autonomous University of Mexico, the Instituto Politécnico Nacional, the Universidad Iberoamericana, and the El Colegio de México, producing research tied to centers like the Instituto Nacional de Antropología e Historia and medical schools associated with Hospital General de México. Public health services include networks run by entities like the Instituto Mexicano del Seguro Social and the Secretaría de Salud (Mexico), with specialty hospitals such as the Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán addressing complex care and public health programs shaped in response to events like the 2009 flu pandemic and the COVID-19 pandemic.

Category:Capitals in North America Category:Populated places established in 1325