Tlaxcalan Confederacy and Resistance to the Aztec Empire (c. 1400–1521)

  1. Founding of Tepeticpac, earliest Tlaxcalan center

    Labels: Tepeticpac, Tlaxcalan altepetl

    Tepeticpac emerged as the earliest of the four major altepetl that later formed the Tlaxcallan confederation, anchoring the region’s early political organization in the Late Postclassic.

  2. Formation of the four-altepetl Tlaxcallan polity

    Labels: Tlaxcallan confederacy, Ocotelulco

    Tlaxcallan consolidated as a decentralized, four-part political-military union of Tepeticpac, Ocotelulco, Tizatlán, and Quiahuiztlán, a structure that underpinned its long resistance to Mexica expansion.

  3. Aztec Triple Alliance founded, intensifying regional pressure

    Labels: Aztec Triple, Tenochtitlan

    The Aztec (Mexica) Triple Alliance formed and expanded rapidly, creating a dominant imperial power in Central Mexico that would repeatedly attempt—without success—to subdue Tlaxcallan.

  4. Ritualized warfare era begins in Tlaxcala-Puebla region

    Labels: Flower Wars, Tlaxcala

    Intermittent “Flower Wars” (ritualized conflicts) developed between the Aztec Triple Alliance and foes including Tlaxcala, helping perpetuate a state of near-constant hostility and sharpening Tlaxcalan military readiness.

  5. Moctezuma II’s accession amid ongoing Tlaxcala hostility

    Labels: Moctezuma II, Tenochtitlan

    Moctezuma II became huey tlatoani of Tenochtitlan (Aztec Empire). During his reign, the empire remained unable to conquer Tlaxcallan, sustaining a strategic rivalry that shaped later alliances.

  6. Initial Spanish–Tlaxcalan battles erupt on Cortés’ march inland

    Labels: Hern n, Tlaxcalan forces

    As Hernán Cortés advanced toward the Mexican highlands, Tlaxcalan forces fought the Spanish and their allies in early September 1519, testing the newcomers’ tactics and weaponry before negotiations gained traction.

  7. Cortés welcomed into Tlaxcala; alliance negotiations deepen

    Labels: Cort s, Maxixcatzin

    Cortés entered the Tlaxcalan capital and was received by senior leaders (including Maxixcatzin and Xicotencatl the Elder), setting the stage for a durable anti-Mexica alliance after weeks of conflict.

  8. Cholula massacre carried out with Spanish–Tlaxcalan forces

    Labels: Cholula massacre, Cholula

    Spanish forces under Cortés attacked Cholula, with Tlaxcalans commonly identified among the indigenous allies present; the event reshaped regional politics through fear, violence, and shifting allegiances.

  9. Cuitláhuac succeeds Moctezuma II during anti-Spanish revolt

    Labels: Cuitl huac, anti-Spanish revolt

    After Moctezuma II’s death, Cuitláhuac became ruler and led intensified resistance to the Spanish and their allies; his short reign ended when he died of smallpox later in 1520.

  10. La Noche Triste: Spanish and Tlaxcalan forces driven out

    Labels: La Noche, Tenochtitlan

    During the night escape from Tenochtitlan, Mexica forces routed the Spanish and their allies; Tlaxcalan participants suffered heavy losses while the survivors retreated toward Tlaxcala to regroup.

  11. Battle of Otumba enables retreat toward Tlaxcala

    Labels: Battle of, Cort s

    Cortés’ battered army, including Tlaxcalan allies, fought and won at Otumba, helping the expedition survive after La Noche Triste and reach Tlaxcala as a crucial base of recovery and planning.

  12. Cuauhtémoc crowned, preparing last defense of Tenochtitlan

    Labels: Cuauht moc, Tenochtitlan

    Cuauhtémoc assumed the Mexica leadership as the conflict escalated, organizing the capital’s defense as Spanish forces and indigenous allies (including Tlaxcalans) prepared a final campaign.

  13. Siege of Tenochtitlan begins with major Tlaxcalan participation

    Labels: Siege of, Tlaxcallan allies

    The siege opened with Spanish forces and large numbers of indigenous allies, prominently including Tlaxcallan, turning longstanding Tlaxcalan resistance to Mexica dominance into decisive military collaboration against the empire’s capital.

  14. Fall of Tenochtitlan ends Aztec Empire; Tlaxcalan victory

    Labels: Fall of, Tlaxcala

    Tenochtitlan fell after months of fighting; Cuauhtémoc was captured, and the Aztec Empire collapsed. Tlaxcalan forces were recognized as key allies in the victory that reshaped Central Mexico’s political order.

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Last Updated:Jan 1, 1980

Tlaxcalan Confederacy and Resistance to the Aztec Empire (c. 1400–1521)