1183 ⟶ Peace of Constance Finalized

On January 25, the final Peace of Constance between Frederic...
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Year
1122
1153
1177
1183
1220
1226

📜 Concordat of Worms Ends Investiture Controversy

On September 23, the Concordat of Worms (Pactum Calixtinum) is drawn up between Emperor Henry V and Pope Calixtus II bringing an end to the first phase of the power struggle between the papacy and the Holy Roman Empire.⟶
Concordat of Worms Ends Investiture Controversy (1122)
Middle AgesHoly Roman EmpireCatholicismInvestiture ControversyChurch and StateHenry VTreatyDiplomacy
GermanyGermanyItalyItaly

🤝 Treaty of Constance: Frederick I and Eugene III Forge Alliance

The First Treaty of Constance is signed between Emperor Frederick I and Pope Eugene III, by the terms of which, the emperor is to prevent any action by Manuel I Comnenus to reestablish the Byzantine Empire on Italian soil and to assist the pope against his enemies in revolt in Rome.⟶
Treaty of Constance: Frederick I and Eugene III Forge Alliance (1153)
Holy Roman EmpireCatholicismFrederick IMedieval PoliticsTreatyByzantine EmpireDiplomacy
GermanyGermanyItalyItaly

📜 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.⟶
Treaty of Venice: Papal Victory over Emperor Frederick I (1177)
Middle AgesHoly Roman EmpireCatholicismFrederick ITreatyDiplomacyChurch and StateMedieval Italy
ItalyItalyGermanyGermanyVatican CityVatican City

🕊️ Peace of Constance Finalized

On January 25, the final Peace of Constance between Frederick Barbarossa, the pope and the Lombard towns is signed, confirming the Peace of Venice of 1177.⟶
Peace of Constance Finalized (1183)
Holy Roman EmpireCatholicismFrederick BarbarossaLombard LeagueTreatiesDiplomacyAncient greece
ItalyItalyGermanyGermanyVatican CityVatican City

👑 Frederick II Crowned Holy Roman Emperor

Frederick II, Holy Roman Emperor is crowned in Rome⟶
Frederick II Crowned Holy Roman Emperor (1220)
Holy Roman EmpireMiddle AgesEmperorCatholicismFrederick IIMonarchy
ItalyItalyGermanyGermany

🛡️ The Second Lombard League's Formation Against Emperor Frederick II

1250: Dispute between the so-called second Lombard League and Emperor Frederick II.⟶
The Second Lombard League's Formation Against Emperor Frederick II (1226)
Holy Roman EmpireMedieval ItalyGuelphs and GhibellinesAncient greeceAlliancesImperial Authority
ItalyItalyGermanyGermany