Holy Roman Empire, 1220–1250 CE

Autocracy · Empire · Central Europe · Mongol Century era

The Hohenstaufen empire under Frederick II, a cosmopolitan monarchy centralizing in Sicily while clashing with the papacy and conceding autonomy to the German princes.

Frederick II united the German kingship and the imperial title with his hereditary kingdom of Sicily, where he built a centralized, bureaucratic and cosmopolitan administration. In Germany he purchased princely support with sweeping privileges that entrenched territorial autonomy, while in Italy he fought the papacy and the Lombard communes. His death in 1250 was followed by the collapse of Hohenstaufen power and the imperial interregnum.

Open Holy Roman Empire 1220–1250 CE in the interactive 3D atlas →

Dominant patterns

  • Imperial Decline
  • Succession Crisis
  • External Expansion
  • Institutional Decay
  • Militarization

Political-science factor profile

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

Centralization of Power42
Media Control45
Repression45
Nationalism40
Militarization60
Economic Stress45
External Conflict70
Cult of Personality58
Elite Fragmentation78
Institutions42
Social Polarization50
Corruption & Patrimonialism50
Ideological Mobilization55
External Sovereignty88

Economy & society

GDP per capita$900 (intl-$)
Population12.0M people
Share of world population3.5%
Territory~1.0M km²

Closest historical twins

The country-eras whose structural profile most resembles Holy Roman Empire 1220–1250 CE, by similarity score (0–100).

  1. Holy Roman Empire, 983–1024 CE – similarity 94/100 · shared: Imperial Decline, Succession Crisis, External Expansion, Institutional Decay, Militarization
  2. Ottoman Empire, 1730–1774 CE – similarity 94/100 · shared: Imperial Decline, Succession Crisis, External Expansion, Institutional Decay, Militarization
  3. Ayyubid Sultanate, 1171–1250 CE – similarity 93/100 · shared: Imperial Decline, Succession Crisis, External Expansion, Institutional Decay, Militarization
  4. Ottoman Empire, 1789–1808 – similarity 93/100 · shared: Imperial Decline, Succession Crisis, External Expansion, Institutional Decay, Militarization
  5. Parthian Empire, 100 BCE–1 CE – similarity 92/100 · shared: Imperial Decline, Succession Crisis, External Expansion, Institutional Decay, Militarization
  6. Maratha Confederacy, 1720–1761 CE – similarity 90/100 · shared: Imperial Decline, Succession Crisis, External Expansion, Institutional Decay, Militarization
  7. Qajar Persia, 1789–1834 – similarity 89/100 · shared: Imperial Decline, Succession Crisis, External Expansion, Institutional Decay, Militarization
  8. Xiongnu, 120–60 BCE – similarity 87/100 · shared: Imperial Decline, Succession Crisis, External Expansion, Institutional Decay, Militarization

What followed

  • Papal–imperial struggle over Italy and the church.
  • The interregnum and fragmentation after 1250.