Returning to Italy, where antipope Gregory VIII was supported in Rome by imperial forces and Italian allies of the emperor, Calixtus II managed to gain the upper hand amid clear demonstrations of popular support.

The Concordat of Worms, sometimes called the Pactum Calixtinum by papal historians, was an agreement between Pope Calixtus II and Holy Roman Emperor Henry V on September 23, 1122 near the city of Worms.

In August 1455 Aeneas again arrived in Rome on an embassy to proffer the obedience of Germany to the new pope, Calixtus III.

Calixtus III died on 6 August 1458.

Pope Blessed Calixtus II ( or Calistus II ) ( died 13 December 1124 ), born Guy de Burgundy, the fourth son of William I, Count of Burgundy, was elected Pope on 1 February 1119 after the death of Pope Gelasius II.

These decrees were communicated to Calixtus II, who despatched the legate Lambert to assist at the synod that had been convoked at Worms, where, on 23 September 1122, the agreement known as the Concordat of Worms was concluded.

To secure the confirmation of this Concordat of Worms, Calixtus II convened the First Lateran Council on 18 March 1123.

Fulk then married his younger daughter Sibyl to William Clito, though Henry managed to sever the union by having Pope Calixtus II annul the marriage on the grounds of consanguinity.

Construction work at the Bagno del Papa was continued on through the reigns of several popes who followed Nicholas V. The Vatican account books make mention of payments " for building done at the bath palace of Viterbo " during the reigns of Calixtus III, Paul II, and Sixtus IV.

In accordance with his father's will, Ferdinand succeeded Alfonso on the throne of Naples in 1458, when he was 35 years old, but Pope Calixtus III declared the line of Aragon extinct and the kingdom a fief of the church.

Over the next three years, the new popes, Gelasius II and Calixtus II, championed Thurstan's case, and on 19 October 1119 he was consecrated by Calixtus at Reims.

He was canonized by Pope Calixtus III on 3 June 1455.

In 1123, Pope Calixtus II granted Bishop Bernard ’ s request to bestow a Papal “ Privilege ” upon St David's, making it a centre of pilgrimage for the Western World, the Pope decreeing “ Two pilgrimages to St David's is equal to one to Rome, and three pilgrimages to one to Jerusalem !”.

Names of the catacombs – like St Calixtus and St Sebastian, which is alongside Via Appia – refer to martyrs that might be buried there.

The Angelus is not identical to the " Turkish bell " ordered by Pope Calixtus III ( 1455 – 58 ) in 1456, who asked for a long midday bell ringing and prayer for protection against the Turkish invasions of his time.

It is briefly referred to in the Italia Illustrata of Flavius Blondus, secretary to Popes Eugene IV, Nicholas V, Calixtus III and Pius II ; it is to be read in all its fullness in the Redemptoris mundi Matris Ecclesiae Lauretana historia, by a certain Teremannus, contained in the Opera Omnia ( 1576 ) of Baptista Mantuanus.

It remained for his successor, Henry V to agree with Pope Calixtus II in 1122 to a compromise of the conflict over lay investitures known as the Concordat of Worms.

An embassy of three cardinals was sent by Calixtus II to Germany, and negotiations for a permanent settlement of the investiture struggle were begun in October 1121 at Würzburg, where it was agreed that a general truce should be proclaimed in Germany, that the Church should have free use of its possessions, and that the lands of those in rebellion should be restored.

He was selected by Pope Calixtus II for various important and difficult missions, such as the one to Worms for the conclusion of the Concordat of Worms, the peace accord made with Holy Roman Emperor Henry V in 1122, and also the one to France in 1123 that made peace with King Louis VI.

In a Papal Bull, Pope Calixtus III ordered special prayers be said for the city's protection.

Calixtus, to avert the wrath of God, ordered supplications that if evils were impending for the human race He would turn all upon the Turks, the enemies of the Christian name.

She was excommunicated by Pope Calixtus II for her loyalty to the King of the Romans in 1119.

Calixtus II entered Rome, and Gregory VIII left, going to Sutri, where he was in April 1121, when papal troops of Calixtus II closed up the city for eight days until its citizens surrendered antipope Gregory VIII.

The Albanians, however, were able to recover their morale when Pope Calixtus III, who had begun to worry that his plans for crusade would be undermined, promised to aid Skanderbeg.

Skanderbeg sent a letter to Calixtus informing him of the Ottoman arrival and the dire need for military aid.

The Catholic faith was brought to Kalihi about 1840 when Brother Calixtus built an altar in a rented store for Sunday Mass.

Wace and Bunsen have both suggested that Calixtus ' action was motivated more by a desire for unity rather than by conviction.

D ' Estouteville was a candidate for the papacy after the death of Pope Calixtus, but he was defeated by Cardinal Aeneas Sylvius Piccolomini, who became Pope Pius II.

Pope Calixtus was of the House of Burgundy.

It was convoked by Pope Calixtus II in December, 1122, immediately after the Concordat of Worms.

Although the Synod of 731 had adjudicated in this matter in favour of Grado, Gregory was forced to reprimand the Patriarch of Aquileia, Calixtus, who had attempted to gain possession of the Island of Barbana from Grado ’ s jurisdiction.

Within four days Guy was elected Pope and was crowned at Vienne as Calixtus II.

Calixtus II, fearing that force was likely to be used to extract prejudicial concessions, remained at Rheims.

Arano Cybo was a senator in Rome under Pope Calixtus III ( 1455 – 58 ).

* 1122: On September 23, the Concordat of Worms ( Pactum Calixtinum ) was 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.

Despite instructions from Paschal ’ s successors, Gelasius II and Calixtus II, the archbishop continued to refuse to consecrate Thurstan, and Thurstan was still unconsecrated when Ralph died.

Thurstan was eventually consecrated at Rheims by Pope Calixtus II in May 1119, although the issue of primacy remained unresolved.

The foundation was authorised by Pope Calixtus II and Thurstan, Archbishop of York.

Calixtus had earlier promised Henry that he would not consecrate Thurstan without the king's permission, which had still not been granted.

Following efforts by Lamberto Scannabecchi ( later Pope Honorius II ) and the Diet of Würzburg ( 1121 ) in 1122, Pope Calixtus II and Holy Roman Emperor Henry V entered into an agreement that effectively ended the Investiture Controversy.

The Emperor Henry V and Pope Calixtus II ended the feud by granting one another peace.

* Francis A. Burkle-Young, " The election of Pope Calixtus III ( 1455 )" Bessarion an early candidate, opposed by the French.

In October 1119, she suddenly appeared at the Council of Reims being held by Pope Calixtus II and demanded that the Pope excommunicate William ( again ), oust Dangereuse from the ducal palace, and restore herself to her rightful place.

The first bill was issued in about 1120 by Calixtus II, intended to protect Jews who suffered during the First Crusade, and was reaffirmed by many popes, even until the 15th century.

The basic floor plan and wall structure of the church date back to the 340s, The first sanctuary was built in 221 and 227 by Pope Calixtus and later completed by Julius I

" Pope Calixtus III reiterated the bull in 1456 with Etsi cuncti, renewed by Pope Sixtus IV in 1481 and Pope Leo X in 1514 with Precelse denotionis.