Permanent historical records ยท Updated 2026-11-03

1204 in Italy

Explore 13 historical events and records for Italy in 1204.

Historical records for Italy in 1204

Sorted by month and day. Records with no month are shown last. Showing 13 of 13 unique records.

13Unique records
1 of 1Page
12Named events on this page
4Named people on this page
5Places on this page

April

Capture of Constantinople

Dandolo, Enrico ยท Istanbul ยท Warfare / Holy Crusades, 4th

The conquest and sack of Constantinople, an event at which Dandolo was present and in which he played a directing role

Rule of Byzantine Empire

Dandolo, Enrico ยท Istanbul ยท Warfare / Holy Crusades, 4th

The Catholic Crusaders take permanent control of the Eastern Orthodox capital of Constantinople (or Byzantium) and established a Catholic state, the Latin Empire, the Byzantine Empire is never again as powerful

Siege of Constantinople

Dandolo, Enrico ยท Istanbul ยท Warfare / Holy Crusades, 4th

The conquest and sack of Constantinople, an event at which Dandolo was present and in which he played a directing role

Other events (month unknown)

Capture of Zara

Innocent III ยท Zara ยท Warfare / Holy Crusades, 4th

Crusaders are excommunicated for killing Christians during the capture of Zara

Excommunication

Innocent III ยท Zara ยท Warfare / Holy Crusades, 4th

Crusaders are excommunicated for killing Christians during the capture of Zara

Holy Spirit Hospital

Innocent III ยท Rome ยท Science / Medicine

Founds the Holy Spirit Hospital in Rome

Mobilization

Dandolo, Enrico ยท Venice ยท Warfare / Holy Crusades, 4th

Contracts to supply ships for 30,000 men, although only 10,000 volunteer

Patriarch

Morotinople, Thomas ยท Istanbul ยท Patriarch-Constantinople ยท Warfare / Holy Crusades, 4th

Appointed Patriarch of Constantinople

Patriarch

Morotinople, Thomas ยท Istanbul ยท Patriarch-Constantinople ยท Warfare / Military

Appointed Patriarch of Constantinople

Rule of Empire

Dandolo, Enrico ยท Istanbul ยท Warfare / Holy Crusades, 4th

Recieves a substantial part of the Byzantine Eastern Empire

Siege of Thessalonika

Boniface III ยท Thessalonika ยท Warfare / Holy Crusades, 4th

Leads the siege of Thessalonika

Siege of Zara

Innocent III ยท Zara ยท Warfare / Holy Crusades, 4th

Crusaders are excommunicated for killing Christians during the capture of Zara

Succession

Boniface III ยท Thessalonika ยท Warfare / Holy Crusades, 4th

Rules Greece & Macedonia as the King of Thessalonika

How these records were prepared

Generated from the World History Database historical_events table. Identical display records are collapsed; descriptions otherwise retain the stored text. Coverage and source quality vary. Check primary and specialist sources before citing individual historical claims.