Udo of Nellenburg (c. 1030 – 11 November 1078) was the

Archbishop of Trier The Diocese of Trier, in English historically also known as ''Treves'' (IPA "tɾivz") from French ''Trèves'', is a Latin Church ecclesiastical territory or diocese of the Catholic church in Germany.Investiture Controversy The Investiture Controversy, also called Investiture Contest (German: ''Investiturstreit''; ), was a conflict between the Church and the state in medieval Europe over the ability to choose and install bishops (investiture) and abbots of monast ...

Biography

Udo was born in

Tübingen Tübingen (, , Swabian: ''Dibenga'') is a traditional university city in central Baden-Württemberg, Germany. It is situated south of the state capital, Stuttgart, and developed on both sides of the Neckar and Ammer rivers. about one in thr ...

Swabia Swabia ; german: Schwaben , colloquially ''Schwabenland'' or ''Ländle''; archaic English also Suabia or Svebia is a cultural, historic and linguistic region in southwestern Germany. The name is ultimately derived from the medieval Duchy of ...

, as the eldest son of Count Eberhard of Nellenburg. After the murder of Archbishop Cuno I of Trier, a foreigner, in early June 1066, the cathedral chapter elected Udo, one of their number to replace him. In 1067, Udo received priestly consecration. Udo became a leading German voice in the campaign of Pope Alexander II against

simony Simony () is the act of selling church offices and roles or sacred things. It is named after Simon Magus, who is described in the Acts of the Apostles as having offered two disciples of Jesus payment in exchange for their empowering him to imp ...

. Beginning in 1075, he became involved in the campaign against

lay investiture The Investiture Controversy, also called Investiture Contest (German: ''Investiturstreit''; ), was a conflict between the Church and the state in medieval Europe over the ability to choose and install bishops (investiture) and abbots of monast ...

being waged by

Pope Gregory VII Pope Gregory VII ( la, Gregorius VII; 1015 – 25 May 1085), born Hildebrand of Sovana ( it, Ildebrando di Soana), was head of the Catholic Church and ruler of the Papal States from 22 April 1073 to his death in 1085. He is venerated as a saint ...

against the

Emperor Henry IV Henry IV (german: Heinrich IV; 11 November 1050 – 7 August 1106) was Holy Roman Emperor from 1084 to 1105, King of Germany from 1054 to 1105, King of Italy and Burgundy from 1056 to 1105, and Duke of Bavaria from 1052 to 1054. He was the son ...

. He was looked upon as a mediator in the dispute. He was, however, unable to maintain the peace, but still worked at a resolution. In August 1077, he negotiated a reconciliation between emperor and pope and maintained his own good terms with the Holy See. In March 1078, he received a letter from the pope asking him to work further for the establishment of peace. He died in 1078 while besieging Tübingen with an imperial army. He was eventually buried in Trier Cathedral.

Sources

* {{DEFAULTSORT:Udo Archbishops of Trier 11th-century Roman Catholic archbishops in the Holy Roman Empire 1030s births 1078 deaths Year of birth uncertain