1239 ⟶ Frederick II's Excommunication and Conflict with the Papacy Begins
1250: Third conflict between the Holy Roman Empire and the P...Year
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📜 Treaty of Venice: Papal Victory over Emperor Frederick I
The Treaty or Peace of Venice is signed by the papacy and its allies, and Frederick I, Holy Roman Emperor. The Norman Kingdom of Sicily also participates in negotiations and the treaty thereby determines the political course of all of Italy for the next several years.⟶

Middle AgesHoly Roman EmpireCatholicismFrederick ITreatyDiplomacyChurch and StateMedieval Italy



👑 Frederick II Crowned Holy Roman Emperor
Frederick II, Holy Roman Emperor is crowned in Rome⟶

Holy Roman EmpireMiddle AgesEmperorCatholicismFrederick IIMonarchy


🛡️ The Second Lombard League's Formation Against Emperor Frederick II
1250: Dispute between the so-called second Lombard League and Emperor Frederick II.⟶

Holy Roman EmpireMedieval ItalyGuelphs and GhibellinesAncient greeceAlliancesImperial Authority


⚔️ Conflict Begins: Papal-Imperial Tensions Erupt
1230: First clash between Gregory IX and Emperor Frederick II.⟶
CatholicismHoly Roman EmpireFrederick IIMedieval PoliticsChurch and StateConflictGuelphs and Ghibellines


⚔️ Frederick II's Excommunication and Conflict with the Papacy Begins
1250: Third conflict between the Holy Roman Empire and the Papacy.⟶

Holy Roman EmpireCatholicismFrederick IIExcommunicationMedieval EuropeChurch and StateConflictGuelphs and GhibellinesImperial Authority

⚔️ Prelude to the Second Holy Roman Empire–Papacy War
1250: Second Holy Roman Empire–Papacy War.⟶

Holy Roman EmpireCatholicismWarfareConflictPolitical Intrigue