January 16– The fourth parliament of King Richard II assembles at Westminster after being summoned on October 20 for a six week session. The House of Commons elects Sir John Guildesborough as Speaker of the House.
March 3– The 4th English parliament of King Richard II adjourns, and the King gives royal assent to the Assize of Cloths Act 1379 (providing a penalty for "the aulneger that setteth his seal to faulty cloths" and to the Farming of Benefices for Aliens Act 1379 (providing that "None shall take any benefice of an alien, or convey money to him.")
March 13– The southern England town of Winchelsea in East Sussex is attacked and burned by an expeditionary force from France for a second time.
April–June
April 17– The impostor Tagaris follows his donation of relics to Ancona with what he claims is one of the nails from the True Cross upon which Jesus of Nazareth had been crucified in the first century, as well as a foot from the skeleton of Saint Anne, mother of the Virgin Mary and grandmother of Jesus. His claims are believed by the leaders of Ancona and he is appointed as the Latin Patriarch of Constantinople by Pope Urban VI .
June 24– At the Battle of Chioggia, the navy of the Republic of Venice, with 48 galleys, defeats the invading fleet of the Republic of Genoa, clearing a blockade of the Venetian harbor, regaining control of the Adriatic Sea, and beginning the dominance of the Venetian Navy. Venice supplements its fleet with the capture of 17 of Genoa's ships.
August 26– King Richard II of England summons the English Parliament five months after the dissolution of the previous meeting, and directs the members of the House of Commons and House of Lords to assemble on November 5 at Westminster.
December 6– The English parliament adjourns and King Richard II gives royal assent to laws passed during the 31 day session, including an act providing that "All vessels of wine, honey, and oil brought into this realm shall be gauged" and a general pardon of "escapes and felons and clerks convict."
12Nicol, Donald M. (1970). "The Confessions of a bogus Patriarch: Paul Tagaris Palaiologos, Orthodox Patriarch of Jerusalem and Catholic Patriarch of Constantinople in the fourteenth century". The Journal of Ecclesiastical History. 21 (4): 294–295.
↑"Fires, Great", in The Insurance Cyclopeadia: Being an Historical Treasury of Events and Circumstances Connected with the Origin and Progress of Insurance, Cornelius Walford, ed. (C. and E. Layton, 1876) p27
↑Kiaupa, Zigmantas; Jūratė Kiaupienė; Albinas Kuncevičius (2000) [1995]. The History of Lithuania Before 1795 (in Lithuanian) (English ed.). Vilnius: Lithuanian Institute of History. pp. 124–126. ISBN9986-810-13-2.
↑Hoeniger, Cathleen (2006). "The Illuminated "Tacuinum sanitatis" Manuscripts from Northern Italy ca. 1380-1400: Sources, Patrons, and the Creation of a New Pictorial Genre". In Givens, Jean Ann; Reeds, Karen; Touwaide, Alain (eds.). Visualizing Medieval Medicine and Natural History, 1200-1550. Ashgate Publishing. pp. 51–82.