Mexico History Timeline

Mexico’s history is a rich tapestry of ancient civilizations, conquests, revolutions, and modern transformation. From the rise of powerful pre-Columbian empires to the Spanish conquest and colonial period, Mexico has been shaped by diverse cultures and significant political events. Following its war of independence from Spain in the 19th century, Mexico has navigated through revolutions, dictatorship, and modernization. Today, Mexico is a vibrant country with a complex political and social history. This timeline outlines the major events in Mexico’s history, from the ancient Mesoamerican civilizations to modern-day developments, capturing the defining moments of the country.


Pre-Columbian Mexico (Before 1521)

The Olmec Civilization (1500 BCE – 400 BCE)

  • 1500 BCE – 400 BCE: The Olmec civilization, often considered the “mother culture” of Mesoamerica, emerged in the Gulf Coast region. Known for their colossal stone heads, the Olmec laid the foundation for later Mesoamerican cultures in areas such as writing, religion, and urban planning.
  • The Olmecs were also pioneers in pyramid construction, agriculture, and a complex calendar system. Their influence extended throughout the region, leaving a lasting cultural legacy.

The Rise of Teotihuacan (100 BCE – 750 CE)

  • 100 BCE – 750 CE: The city of Teotihuacan, located near present-day Mexico City, became one of the largest cities in the world during its peak. Teotihuacan’s massive pyramids, including the Pyramid of the Sun and Pyramid of the Moon, were central to the city’s religious life.
  • The city was a major trade center, influencing a wide area of Mesoamerica. However, by the 8th century, Teotihuacan mysteriously declined, possibly due to internal unrest or environmental factors.

The Maya Civilization (2000 BCE – 1500 CE)

  • 250 CE – 900 CE: The Maya civilization thrived in southern Mexico and Central America, known for their advanced knowledge in astronomy, mathematics, writing (hieroglyphics), and monumental architecture. Important Maya city-states such as Tikal, Palenque, and Copán became centers of political and cultural activity.
  • 900 CE – 1500 CE: While the classic period of Maya civilization ended around the 10th century, various Maya states, including Chichen Itza and Uxmal, continued to flourish in the Yucatán Peninsula.

The Aztec Empire (1300 CE – 1521 CE)

  • 1325 CE: The Aztec Empire began with the founding of Tenochtitlan, the capital city, on an island in Lake Texcoco. The Aztecs developed a complex society with a hierarchical government, advanced agricultural systems (chinampas), and a powerful military.
  • 1428 CE: The formation of the Triple Alliance between Tenochtitlan, Texcoco, and Tlacopan allowed the Aztecs to dominate central Mexico. Their empire expanded through conquest, tribute, and religious practices centered around human sacrifice to appease their gods.

The Spanish Conquest and Colonial Period (1521 – 1821)

The Arrival of the Spanish (1519 – 1521)

  • 1519: Hernán Cortés, a Spanish conquistador, arrived on the coast of Mexico with a small expeditionary force. He forged alliances with discontented indigenous groups, such as the Tlaxcalans, to fight against the powerful Aztec Empire.
  • 1521: After a brutal campaign and a devastating smallpox epidemic that weakened the Aztecs, Cortés captured Tenochtitlan, marking the end of the Aztec Empire. The city was razed and later rebuilt as Mexico City, the capital of New Spain.

The Viceroyalty of New Spain (1535 – 1821)

  • 1535: The Spanish crown established the Viceroyalty of New Spain, encompassing present-day Mexico, parts of the southwestern United States, and Central America. The Spanish implemented a system of encomienda, forcing indigenous peoples to work on Spanish-owned estates and in mines, leading to widespread exploitation.
  • 16th – 18th Centuries: Over the next three centuries, Mexico became a crucial part of the Spanish Empire. Silver mines in Zacatecas and Guanajuato made New Spain one of the wealthiest regions in the empire. The Catholic Church played a dominant role in society, evangelizing indigenous populations and building missions throughout the region.
  • The colonial period also saw the introduction of African slaves, the rise of a mixed-race population (mestizos), and the blending of indigenous and Spanish cultures, which gave birth to modern Mexican culture.

Social and Political Tensions (18th Century)

  • 18th Century: The Bourbon Reforms, a series of political and economic changes imposed by the Spanish crown, attempted to tighten control over the colonies and extract more wealth. These reforms led to resentment among the criollos (Mexican-born Spaniards), who felt marginalized by the peninsulares (Spanish-born elites).
  • Economic inequalities, the exploitation of indigenous and mixed-race populations, and growing political unrest set the stage for Mexico’s fight for independence in the early 19th century.

Mexican War of Independence (1810 – 1821)

The Beginning of the Independence Movement (1810 – 1815)

  • September 16, 1810: The independence movement began with Miguel Hidalgo, a Catholic priest, who issued the Grito de Dolores (Cry of Dolores), calling for the end of Spanish rule, the redistribution of land, and racial equality. This event marked the start of the Mexican War of Independence.
  • 1811: Hidalgo was captured and executed, but the fight for independence continued under leaders like José María Morelos, another priest who successfully organized the insurgents and declared Mexico’s independence in 1813 through the Congress of Chilpancingo.
  • 1815: Morelos was captured and executed by royalist forces, but the movement persisted, now fueled by social and economic discontent across the country.

The Path to Independence (1815 – 1821)

  • 1820: A liberal revolution in Spain weakened the royal government’s control over its colonies, creating an opportunity for independence movements across Latin America.
  • 1821: Mexican independence was secured through the Plan of Iguala, a compromise between insurgent leaders, such as Vicente Guerrero, and conservative forces, including Agustín de Iturbide. The plan called for a constitutional monarchy, Roman Catholicism as the state religion, and equal rights for all citizens. Iturbide entered Mexico City triumphantly, and Spain officially recognized Mexico’s independence.

Early Mexican Republic and Political Turmoil (1821 – 1876)

The First Mexican Empire (1821 – 1823)

  • 1821 – 1823: Agustín de Iturbide declared himself Emperor of Mexico in 1822, but his reign was short-lived due to political instability and opposition from republican forces. In 1823, Iturbide was forced to abdicate, and Mexico became a republic.

The First Mexican Republic (1824 – 1835)

  • 1824: The Federal Constitution of 1824 was enacted, establishing the United Mexican States as a federal republic. Guadalupe Victoria became the country’s first president, but Mexico quickly descended into political chaos due to internal divisions between federalists and centralists.
  • The republic faced significant challenges, including economic difficulties, regionalism, and political instability, which led to frequent changes in leadership and military coups.

The Texas Rebellion and Loss of Territory (1830s – 1848)

  • 1835 – 1836: Tensions between the Mexican government and American settlers in Texas, a northern province, escalated into the Texas Rebellion. After a brief war, Texas declared its independence in 1836. Mexico refused to recognize Texas’s independence, leading to long-standing tensions between the two nations.
  • 1846 – 1848: The Mexican-American War erupted after the United States annexed Texas in 1845. Mexico suffered a decisive defeat, and the war ended with the Treaty of Guadalupe Hidalgo in 1848. Mexico was forced to cede nearly half of its territory to the United States, including modern-day California, Arizona, New Mexico, and parts of Colorado, Utah, and Nevada.

The Reform Era and the French Intervention (1850s – 1876)

The Reform War (1857 – 1861)

  • 1857: The Constitution of 1857 introduced liberal reforms aimed at reducing the power of the Catholic Church and the military. However, conservative forces opposed these changes, leading to the Reform War (1857–1861), a civil war between liberal and conservative factions.
  • 1861: Benito Juárez, a Zapotec Indian and leader of the liberal forces, emerged victorious in the Reform War and became president of Mexico. His government faced a devastated economy and deep divisions within the country.

The French Intervention and the Second Mexican Empire (1862 – 1867)

  • 1862 – 1867: France, under Napoleon III, invaded Mexico in 1862, intending to establish a European-friendly monarchy. Maximilian of Habsburg was installed as Emperor of Mexico in 1864, creating the Second Mexican Empire.
  • 1867: Mexican forces, led by Benito Juárez and supported by the United States, overthrew Maximilian’s regime. Maximilian was captured and executed, and the republic was restored under Juárez.

The Porfiriato and Mexican Revolution (1876 – 1920)

The Porfiriato: The Rule of Porfirio Díaz (1876 – 1910)

  • 1876 – 1911: Porfirio Díaz dominated Mexican politics for over three decades, a period known as the Porfiriato. Díaz’s regime was marked by significant economic modernization and foreign investment, particularly in railroads, mining, and agriculture. However, his rule also fostered deep social inequalities, political repression, and land concentration in the hands of a few wealthy elites.
  • While Mexico experienced economic growth during the Porfiriato, rural and indigenous populations suffered under oppressive labor practices, and political dissent was brutally suppressed.

The Mexican Revolution (1910 – 1920)

  • 1910: The Mexican Revolution began as a political rebellion against Díaz’s dictatorship. Francisco Madero, a wealthy landowner, called for political reform and free elections, rallying widespread support against Díaz.
  • 1911: Díaz resigned and went into exile, and Madero became president. However, Madero’s failure to address deep social inequalities and land reform led to further unrest.
  • 1913: Madero was assassinated in a coup led by Victoriano Huerta, sparking more revolutionary activity. Leaders like Emiliano Zapata in the south and Pancho Villa in the north mobilized forces to fight for land reform and social justice.
  • 1917: The Constitution of 1917 was enacted, introducing significant reforms, including land redistribution, labor rights, and limits on the power of the Catholic Church. The new constitution laid the foundation for modern Mexican politics and society.
  • 1920: The revolution gradually came to an end as Álvaro Obregón assumed the presidency and began implementing the reforms outlined in the constitution. However, political instability and regional rebellions continued in the following years.

Modern Mexico (1920 – Present)

Post-Revolutionary Mexico and Institutionalization (1920 – 1940s)

  • 1920 – 1940s: Post-revolutionary Mexico was characterized by efforts to consolidate political power and stabilize the country. The Partido Nacional Revolucionario (PNR), later renamed the Institutional Revolutionary Party (PRI), was founded in 1929. The PRI would dominate Mexican politics for the next 71 years.
  • Presidents like Plutarco Elías Calles and Lázaro Cárdenas worked to implement land reforms, nationalize industries (such as the oil industry in 1938), and reduce the influence of foreign powers.

The PRI’s Dominance and Economic Growth (1940s – 1970s)

  • 1940s – 1970s: The period known as the Mexican Miracle saw rapid industrialization and economic growth, fueled by state-led development and foreign investment. Mexico’s middle class expanded, and urbanization increased dramatically.
  • The PRI maintained control through a mix of political patronage, electoral manipulation, and repression of opposition groups. Despite economic growth, wealth inequality persisted, and rural areas remained underdeveloped.

Political Challenges and Economic Crises (1970s – 1990s)

  • 1970s – 1980s: Economic challenges, including inflation and a debt crisis, weakened Mexico’s economy, and the legitimacy of the PRI began to erode. Political unrest grew as opposition parties gained support, and social movements demanded democratic reforms.
  • 1994: The North American Free Trade Agreement (NAFTA) came into effect, integrating Mexico’s economy with the United States and Canada. While NAFTA boosted trade, it also had significant social and economic consequences, particularly for small farmers.
  • The same year, the Zapatista uprising in Chiapas highlighted the plight of indigenous communities and the deep social inequalities that persisted in Mexico.

Democratization and the End of PRI Dominance (2000 – Present)

  • 2000: In a historic election, Vicente Fox of the National Action Party (PAN) defeated the PRI candidate, ending the PRI’s 71-year hold on the presidency. Fox’s victory was seen as a major step toward democratization in Mexico.
  • 2006 – 2012: President Felipe Calderón (PAN) launched a controversial war against drug cartels, leading to widespread violence and tens of thousands of deaths. The ongoing drug war remains one of Mexico’s most significant challenges.
  • 2018: Andrés Manuel López Obrador (AMLO), leader of the National Regeneration Movement (MORENA), won the presidency in a landslide victory, promising to tackle corruption, reduce violence, and address economic inequality. His administration has faced significant challenges, particularly in dealing with organized crime and the COVID-19 pandemic.
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