* 1377 – Russian troops are defeated in the Battle on Pyana River because of drunkenness.

* 1377 – Emperor Go-Komatsu of Japan ( d. 1433 )

* 1377 – Shah Rukh, Timurid ruler ( d. 1447 )

* Casimir IV, Duke of Pomerania ( 1351 – 1377 )

* 1377 – Jianwen, Emperor of China ( d. 1402 )

* 1377 – King Magnus II of Sweden ( b. 1316 )

* 1433 – Emperor Go-Komatsu of Japan ( b. 1377 )

* 1377 – King Ladislaus of Naples ( d. 1414 )

* 1377 – More than 2, 000 people of the Italian city of Cesena are slaughtered by Papal Troops ( Cesena Bloodbath ).

Edward III reigned 1327 – 1377, restored royal authority and went on to transform the Kingdom of England into the most efficient military power in Europe.

* 1377 – Pope Gregory XI moves the Papacy back to Rome from Avignon.

* 1377 – Coronation of Richard II of England.

A group of gentry active during the reign of Richard II ( 1377 – 99 ) were known as " Lollard Knights " either during or after their lives due to their acceptance of Wycliffe's claims.

During the period when the papacy resided in Avignon, France ( 1309 – 1377 ), the feudal lords ' power increased due to the absence of the Pope from Rome.

* 1312 – King Edward III of England ( d. 1377 )

* 1377 – Albert IV, Duke of Austria ( d. 1404 )

; King ’ s Hostel ( 1377 – 1416, various architects ): Located to the north of Great Court, behind the Clock Tower, this is ( along with the King ’ s Gate ), the sole remaining building from King ’ s Hall.

* Frederick IX ( 1333 – 1377 )

* Frederick XI ( 1377 – 1401 )

* Filippo Brunelleschi ( 1377 – 1446 ), invents one-point perspective, leads innovation in Italian architecture.

* Ibn Battuta, Berber Muslim traveler ( 1304 – 1368 / 1377 )

* Guillaume de Machaut, French composer and poet ( c. 1300 – 1377 ).

* Casimir III of Poland ( 1312 – 1377 ) expansionist and financial reformer.

* Edward III ( 1327 – 1377 ) King of England.

She impressed the Pope so much that he returned his administration to Rome in January 1377.

Pope Gregory XI's return to Rome in 1377, followed by his death and the controversial election of his successor, Pope Urban VI, resulted in the defection of a number of cardinals and the election of a rival pope based at Avignon in 1378.

It was under these conditions that Pope Gregory XI, who in January, 1377, had gone from Avignon to Rome, sent on 22 May five copies of his bull against Wycliffe, dispatching one to the Archbishop of Canterbury, and the others to the Bishop of London, King Edward III, the Chancellor, and the university ; among the enclosures were 18 theses of his, which were denounced as erroneous and dangerous to Church and State.

He was the second Pope of the Avignon Papacy ( 1309 – 1377 ), elected by a conclave in Lyon assembled by King Philip V of France.

In 1309 the city, still part of the Kingdom of Arles, was chosen by Pope Clement V as his residence, and from 9 March 1309 until 13 January 1377 was the seat of the Papacy instead of Rome.

In 1377, Hawkwood led the destruction of Cesena by mercenary armies, acting in the name of Pope Gregory XI.

Avignon Pope Clement VII | Robert of Geneva, future Avignon Pope Clement VII, the commander of papal forces until 1377

In 1377, Cardinal Robert of Geneva ( future Avignon Pope Clement VII ) led the army of Gregory XI in an attempt to quell the revolt, and Gregory XI himself returned to Italy to secure his Roman possessions, de facto ending the Avignon Papacy.

Finally, on September 13, 1376 Gregory XI abandoned Avignon and moved his court to Rome ( arriving January 17, 1377 ), officially ending the Avignon Papacy.

The tiara was kept in the Papal Treasury at Avignon until Gregory XI took it back to Rome, which he entered on 17th January 1377.

In 1377, he accompanied Gregory XI to Rome, where he remained until the Pope's death in 1378.

Hawkwood honored his agreement with the Florentines not to make war in Tuscany, limiting himself to putting down the various rebellions within the papal states ; in 1377 Hawkwood abandoned Gregory XI entirely and joined the anti-papal coalition.

Gregory XI's other condottieri also limited their acitivities to Romagna, notably sacking Cesena in February 1377.

He is the first of only five monarchs to reign in the Kingdom of England or its successor states for 50 years or more, the others being Edward III ( 1327 – 1377 ), George III ( 1760 – 1820 ), Victoria ( 1837 – 1901 ) and Elizabeth II ( 1952 – present ).

The National Gallery follow a broad current consensus in dating the painting to the last five years of Richard's reign, but dates between 1377 and about 1413 have been proposed.

Bologna had submitted to the Church in August 1377, and Florence signed a treaty at Tivoli on 28 July 1378 at a cost of 200, 000 florins indemnity extorted by Urban for the restitution of church properties, receiving in return the papal favor and the lifting of the disregarded interdict.

In 1309 the city was chosen by Clement V as his residence, and from that time till 1377 was the papal seat.

In 1373 he declared in convocation that he would not contribute to a subsidy until the evils from which the church suffered were removed ; in 1375 he incurred the displeasure of the king by publishing a papal bull against the Florentines ; and in 1377 his decided action during the quarrel between John of Gaunt and William of Wykeham ended in a temporary triumph for the bishop.

The practice again increased during the Avignon Papacy ( 1309 – 1377 ) and especially during the Papal Schism ( 1378 – 1417 ), when the papal claimants gave numerous abbeys in commendam in order to increase the number of their adherents.

In the spring of 1377, papal mercenaries recaptured Bologna, which up until that point had been a key Florentine ally.