Pope Leo IX

E59575

Pope Leo IX was an 11th-century reformist pope whose conflicts with the Byzantine Church helped precipitate the East–West Schism between Roman Catholicism and Eastern Orthodoxy.

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All labels observed (3)

Label Occurrences
Pope Leo IX canonical 16
Leo IX 3
Saint Leo IX 1

Statements (48)

Predicate Object
instanceOf human
pope
advocated Gregorian reform ideals
alsoKnownAs Pope Leo IX
surface form: Leo IX

Pope Leo IX
surface form: Saint Leo IX
appointedPopeDate 1049-02-12
associatedWithEvent prelude to the East–West Schism of 1054
birthDate 1002
birthName Bruno of Egisheim-Dagsburg
birthPlace Eguisheim
surface form: Egisheim, Alsace

Holy Roman Empire
bishopricStartDate Bishop of Toul from 1026
canonizationStatus saint
canonizedBy Pope Leo IX was recognized as a saint by popular acclaim
capturedBy Norman conquest of southern Italy
surface form: Normans at the Battle of Civitate
conflictWith Patriarch Michael I Cerularius
countryOfCitizenship Holy Roman Empire
deathDate 1054-04-19
deathPlace Rome
era 11th century
feastDay April 19
heldInCaptivityAt Beneventum
surface form: Benevento
issuedDocument letters asserting papal primacy to the Byzantine Church
knownFor church reform
combating simony
conflicts with the Byzantine Church
enforcing clerical celibacy
role in events leading to the East–West Schism
strengthening papal authority
languageUsed Latin
militaryEngagement Battle of Civitate
nobleFamily House of Egisheim-Dagsburg
papacyEndDate 1054-04-19
papacyStartDate 1049-02-12
papalOrdinalNumber 152nd pope
participatedIn reform movement of the 11th-century papacy
placeOfBurial St. Peter's Basilica
surface form: Basilica of Saint Peter in the Vatican
positionHeld Pope
surface form: Bishop of Rome

head of the Catholic Church
predecessor Pope Damasus II
previousPosition Bishop of Toul
promoted reform of church administration
reform of the clergy
regionOfInfluence Western Christianity
surface form: Western Christendom
religion Roman Catholicism
surface form: Catholic Church
sentDelegationTo Constantinople in 1054
successor Pope Victor II
supportedBy Emperor Henry III in his election

Referenced by (20)

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

East–West Schism keyFigure Pope Leo IX
Pope Leo IX alsoKnownAs Pope Leo IX
this entity surface form: Saint Leo IX
Pope Leo IX alsoKnownAs Pope Leo IX
this entity surface form: Leo IX
Pope Gregory VII servedUnder Pope Leo IX
Bruno of Egisheim-Dagsburg alsoKnownAs Pope Leo IX
this entity surface form: Leo IX
Bruno of Egisheim-Dagsburg papalName Pope Leo IX
this entity surface form: Leo IX
Battle of Civitate commander Pope Leo IX
Battle of Civitate opponentOf Pope Leo IX
Battle of Civitate notableFigure Pope Leo IX
Pope Damasus II successor Pope Leo IX
Hildebrand advisorTo Pope Leo IX
St. Peter Damian closeAllyOf Pope Leo IX