Aztec Empire, 1428–1519 CE

Autocracy · Empire · Central America · Renaissance era

The Aztec Triple Alliance centered on Tenochtitlan, a militarized tributary empire of central Mexico organized around war and state religion.

The Aztec Triple Alliance, dominated by Tenochtitlan, built a tributary empire across central Mexico through conquest, demanding goods and captives from subject provinces. A warrior nobility, a calendar-bound state religion requiring human sacrifice and a large market economy structured society. The empire was toppled by Spanish forces and their indigenous allies after 1519.

Open Aztec Empire 1428–1519 CE in the interactive 3D atlas →

Dominant patterns

  • Militarization
  • External Expansion
  • Imperial Decline
  • Authoritarian Shift
  • Regime Stabilization

Political-science factor profile

Each factor 0–100; higher = stronger authoritarian / crisis pole (except institutional stability, where higher = stronger institutions).

Centralization of Power62
Media Control55
Repression55
Nationalism55
Militarization82
Economic Stress35
External Conflict78
Cult of Personality78
Elite Fragmentation48
Institutions60
Social Polarization55
Corruption & Patrimonialism45
Ideological Mobilization68
External Sovereignty92

Economy & society

GDP per capita$700 (intl-$)
Population6.0M people
Share of world population1.4%
Territory~300k km²
Capital population~200k

Closest historical twins

The country-eras whose structural profile most resembles Aztec Empire 1428–1519 CE, by similarity score (0–100).

  1. Sasanian Empire, 309–379 CE – similarity 98/100 · shared: Militarization, External Expansion, Imperial Decline, Authoritarian Shift, Regime Stabilization
  2. Urartu, 850–800 BCE – similarity 95/100 · shared: Militarization, External Expansion, Imperial Decline, Authoritarian Shift, Regime Stabilization
  3. Russia, 1762–1796 – similarity 93/100 · shared: Militarization, External Expansion, Imperial Decline, Authoritarian Shift, Regime Stabilization
  4. State of Qin, 361–338 BCE – similarity 91/100 · shared: Militarization, External Expansion, Imperial Decline, Authoritarian Shift, Regime Stabilization
  5. Russia, 1682–1725 CE – similarity 91/100 · shared: Militarization, External Expansion, Imperial Decline, Authoritarian Shift, Regime Stabilization
  6. Macedon, 359–336 BCE – similarity 90/100 · shared: Militarization, External Expansion, Imperial Decline, Regime Stabilization
  7. Chola Empire, 985–1070 CE – similarity 89/100 · shared: Militarization, External Expansion, Imperial Decline, Regime Stabilization
  8. Byzantium, 527–565 – similarity 88/100 · shared: Militarization, External Expansion, Imperial Decline, Authoritarian Shift, Regime Stabilization

What followed

  • A tributary empire across central Mexico.
  • The Spanish conquest after 1519.