Operation Diadem

E399589

Operation Diadem was a major Allied offensive in Italy during World War II aimed at breaking the German Gustav Line and enabling the liberation of Rome.

All labels observed (1)

Label Occurrences
Operation Diadem canonical 2

How this entity was disambiguated

Statements (50)

Predicate Object
instanceOf World War II battle
military offensive
aim break the Gustav Line
enable the liberation of Rome
alsoKnownAs Battle of Monte Cassino
surface form: Fourth Battle of Monte Cassino
commander Alphonse Juin
Harold Alexander
Mark W. Clark
Oliver Leese
Władysław Anders
conflict World War II
surface form: Second World War
countryInvolved Canada
France
Germany
India
Italy
New Zealand
Poland
United Kingdom
United States of America
surface form: United States
date May 1944
endDate 1944-06-04
front Italian Front
involves Operation Shingle
surface form: Anzio beachhead

Garigliano River
Gustav Line
Liri Valley
Rapido River NERFINISHED
involvesUnit British Eighth Army
Canadian I Corps
French Expeditionary Corps
Polish II Corps
surface form: II Polish Corps

New Zealand Corps
U.S. Fifth Army
location Italy
opposedByCommander Albert Kesselring
Heinrich von Vietinghoff NERFINISHED
opposingForce Allied Armies in Italy
German Fourteenth Army
German Tenth Army
partOf Italian campaign
surface form: Italian Campaign
precededBy Battle of Monte Cassino
surface form: Third Battle of Monte Cassino
result Allied victory
German withdrawal to the Hitler Line
breakthrough of the Gustav Line
liberation of Rome
startDate 1944-05-11
strategicObjective force German retreat north of Rome
relieve pressure on the Anzio beachhead
theater Mediterranean Theater of Operations

How these facts were elicited

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

French I Corps engagement Operation Diadem
British XIII Corps notableOperation Operation Diadem