Because of some favoritism he showed towards his second wife, the last years of his life, he had to contend with the son of his first marriage, the future Peter IV.

This petition was complied with by Pope Pius IV, January 26, 1564, in the papal bull, Benedictus Deus, which enjoins strict obedience upon all Catholics and forbids, under pain of excommunication, all unauthorized interpretation, reserving this to the Pope alone and threatens the disobedient with " the indignation of Almighty God and of his blessed apostles, Peter and Paul.

On Palm Sunday, 1084, Henry IV solemnly enthroned Clement at St. Peter ’ s Basilica and on Easter Day, Clement returned the favor and crowned Henry IV as Emperor of the Holy Roman Empire.

However, other European nobles took up the cause, including Theobald IV, Count of Champagne and King of Navarre, Peter of Dreux, and Amaury VI of Montfort, who arrived in Acre in September 1239.

* 1282 – Pope Martin IV excommunicates King Peter III of Aragon.

Venetians gathered together a large naval force, including hired fleets from Peter IV of Aragon and from Byzantine Empire of John VI Cantacuzene.

Previously, under Martin IV, the Sicilians had rejected the rule of Charles of Anjou, taking Peter III of Aragon as their king without the consent and approval of the Pope.

On January 25, 844, Gregory IV died, and was buried in St. Peter ’ s Basilica.

In Rome he was otherwise able to receive the homage of King Peter I of Cyprus, Queen Joan I of Naples and the Byzantine Emperor John V Palaeologus, and crowned Charles IV as Holy Roman Emperor.

The Sistine Chapel was sponsored by Sixtus IV, as was the Ponte Sisto, the Sistine Bridge – the first new bridge across the Tiber since antiquity – and the building of Via Sistina ( later named Borgo Sant ' Angelo ), a road leading from Castel Sant ' Angelo to Saint Peter.

* In Sid Meier's Civilization IV: Colonization, Peter Stuyvesant is one of the leaders of the Dutch colonies.

* 1319 – Peter IV of Aragon ( d. 1387 )

* Peter IV of Bulgaria, king

* Peter Krešimir IV of Croatia, King of Croatia and Dalmatia

The rebellion forces Charles to abandon the Ninth Crusade while still en route to the target city of Constantinople, and allows King Peter III of Aragon to take over rule of the island from Charles ( which in turn leads to Peter's excommunication by Pope Martin IV ).

** Peter IV of Aragon ( b. 1319 )

The rebellion forces Charles to abandon the Ninth Crusade while still en route to the target city of Constantinople, and allows King Peter III of Aragon to take over rule of the island from Charles ( which in turn leads to Peter's excommunication by Pope Martin IV ).

Famous people who were kidney stone formers include Napoleon I, Napoleon III, Peter the Great, Louis XIV, George IV, Oliver Cromwell, Lyndon B. Johnson, Benjamin Franklin, Michel de Montaigne, Francis Bacon, Isaac Newton, Samuel Pepys, William Harvey, Herman Boerhaave, and Antonio Scarpa.

In 1344 Peter IV of Aragon annexed the Kingdom of Majorca and Perpignan once more became part of the County of Barcelona.

* King Peter IV of Aragon defeats and deposes his cousin, James III of Majorca, thereby absorbing the Balearic Kingdom of Majorca into the Crown of Aragon.

* May 28 – Peter I becomes King of Portugal after the death of his father, Alfonso IV.

* January 5 – John I succeeds his father, Peter IV, as King of Aragon and Valencia, and forms an alliance with France and Castile.

* January 5 – Peter IV of Aragon ( b. 1319 )

Queen Constance died first in 18 November 1313, followed by Infante John and Infante Peter during a military campaign against Granada in 1319, which left Dowager Queen María as the only regent until her death in 1 July 1321.

Peter IV, (, ;, ;, ) ( Balaguer, 5 September 1319 – Barcelona, 6 January 1387 ), called el Cerimoniós (" the Ceremonious ") or el del punyalet (" the one of the little dagger "), was the King of Aragon, King of Sardinia and Corsica ( as Peter I ), King of Valencia ( as Peter II ), and Count of Barcelona ( and the rest of the Principality of Catalonia as Peter III ) from 1336 until his death.

* Peter ( 1290 – 1319 ) married Maria daughter of James II of Aragon

Even before 1319, the Spital St. Peter ( hospital ) was founded by Archbishop Peter of Aspelt.

* Peter IV of Aragon ( 1319 – 1387 )

* Maria of Navarre ( c. 1329 – 1347 ), first wife of King Peter IV of Aragon ( 1319 – 1387 ).

* Peter IV of Aragon ( 1319 – 1387 )

* 1937 – Peter Maivia, Samoan wrestler ( d. 1982 )

* 1969 – Philipp Peter, Austrian race car driver

* 1924 – Peter Safar, Austrian physician ( d. 2003 )

* 1947 – Peter Krieg, German director, producer, and writer ( d. 2009 )

* 1953 – Peter Stormare, Swedish actor, director, and playwright

* 1970 – Peter Ebdon, English snooker player

* 1938 – Peter Bonerz, American actor

* 1669 – Eudoxia Lopukhina, Russian wife of Peter the Great ( d. 1731 )

* 1955 – Peter Schmuck, American columnist

* 1964 – Peter Allen and Gwynne Evans are hanged for the Murder of John Alan West becoming the last people executed in the United Kingdom.

Jonathan Trott ( England ) scored 168 not out while Peter Siddle ( Australia ) took 6 – 75.

* 1932 – Peter O ' Toole, Irish actor

* 1958 – Peter Collins, English race car driver ( b. 1931 )

* 1921 – Peter Ustinov, English actor ( d. 2004 )

* 1927 – Peter Mark Richman, American actor

* 1953 – Peter Garrett, Australian singer and politician ( Midnight Oil )

* 1971 – Peter Billingsley, American actor

* 1986 – Peter Regin, Danish ice hockey player

* 1947 – Peter Christian, English actor

* 1951 – Peter Blegvad, American singer-songwriter, guitarist, and illustrator ( Slapp Happy and The Lodge )

* 1957 – Peter Costello, Australian politician

* 1967 – Peter Hermann American actor

* 1962 – East German border guards kill 18-year-old Peter Fechter as he attempts to cross the Berlin Wall into West Berlin becoming one of the first victims of the wall.

* 1965 – Peter Krause, American actor

* 1913 – Peter Kemp, English soldier and writer ( d. 1993 )