1378

1378 in various
Minguo calendar
	534 before ROC; 民前534年
Nanakshahi calendar	−90
Thai solar calendar	1920–1921
Tibetan calendar	阴火蛇年; (female Fire-Snake); 1504 or 1123 or 351; — to —; 阳土马年; (male Earth-Horse); 1505 or 1124 or 352

Millennium:	2nd millennium
Centuries:	13th century; 14th century ; 15th century;
Decades:	1350s; 1360s; 1370s ; 1380s; 1390s;
Years:	1375; 1376; 1377; 1378 ; 1379; 1380; 1381;

Year 1378 (MCCCLXXVIII) was a common year starting on Friday (link will display the full calendar) of the Julian calendar

Events

January – Charles IV, Holy Roman Emperor, visits his nephew Charles V of France in Paris, to celebrate publicly the friendship between their two nations.
Durađ I, as ruler of Lower Zeta (modern-day Montenegro
).

April 16 – Da'ud Shah succeeds his assassinated nephew, Aladdin Mujahid Shah, as ruler of the Bahmani Sultanate in modern-day southern India. Da'ud Shah is assassinated in the following month, and is succeeded by Mohammad Shah II.
May – Uskhal Khan Tögüs Temür succeeds his father, Biligtü Khan Ayushiridara, as ruler of the Northern Yuan dynasty in Mongolia.
July 21 – Ciompi Revolt: Discontented wool carders briefly take over the government of Florence.
August 4 – Gian Galeazzo Visconti succeeds his father, Galeazzo II Visconti, as ruler of Milan.
Mongol Blue Horde under Mamai
.

Richard le Scrope, 1st Baron Scrope of Bolton and the mason Johan Lewyn, for the construction of Bolton Castle
in the north of England.

September 20 – Unhappy with Pope Urban's critical attitude towards them, the majority of the cardinals meet at Fondi, elect Clement VII as antipope, and establish a rival papal court at Avignon. This split within the Catholic Church becomes known as the Western Schism. France, Aragon, Castile and León, Cyprus, Burgundy, Savoy, Naples and Scotland choose to recognise Antipope Clement VII. Denmark, England, Flanders, the Holy Roman Empire, Hungary, northern Italy, Ireland, Norway, Poland and Sweden continue to recognise Pope Urban VI.
November 10 – Estimated appearance date of Halley's Comet.^[1]
King of Bohemia, but the office of Holy Roman Emperor falls into abeyance, until Charles's son Sigismund is crowned in 1433
.

The Raseborg Castle is mentioned for the first time in documents,^[2] but its actual date of foundation is unknown.
Tokhtamysh dethrones Temur-Malik to become Khan of the White Horde.
Uthman Beg establishes the Aq Qoyunlu (Turkomans of the White Sheep) dynasty at Diyarbakır, in modern-day southeast Turkey
.

Ottoman Turks capture the town of Ihtiman in west Bulgaria.
Tai Bian succeeds Zhao Bing Fa as King of
Mong Mao (modern-day northern Myanmar
).

January 23 – Louis III, Elector Palatine (d. 1436)
May 27 – Zhu Quan, Chinese military commander, historian and playwright (d. 1448)
August 16 – Hongxi Emperor of China (d. 1425)
October 24 – David Stewart, Duke of Rothesay, heir to throne of Scotland (d. 1402)^[4]
December 31 – Pope Callixtus III (d. 1458)
date unknown
- Vittorino da Feltre, Italian humanist (d. 1446)
- Joan II, Countess of Auvergne, French vassal (d. 1424)
- Lorenzo Ghiberti, Italian sculptor and metal-worker (d. 1455)
- John Hardyng, English chronicler (d. 1465)
- Narasimha Saraswati - Indian Guru and Saint

Millennium:	2nd millennium
Centuries:	13th century 14th century 15th century
Decades:	1350s 1360s 1370s 1380s 1390s
Years:	1375 1376 1377 1378 1379 1380 1381

1378 by topic
Leaders
Political entities State leaders Religious leaders
Birth and death categories
Births – Deaths
Establishments and disestablishments categories
Establishments – Disestablishments
Art and literature
1378 in poetry
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