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|Ab urbe condita||2105|
|Balinese saka calendar||1273–1274|
|English Regnal year||25 Edw. 3 – 26 Edw. 3|
|Chinese calendar||辛卯年 (Metal Rabbit)|
4048 or 3988
— to —
壬辰年 (Water Dragon)
4049 or 3989
|- Vikram Samvat||1408–1409|
|- Shaka Samvat||1273–1274|
|- Kali Yuga||4452–4453|
|Japanese calendar||Kannō 3 / Bunna 1|
|Minguo calendar||560 before ROC|
|Thai solar calendar||1894–1895|
1478 or 1097 or 325
— to —
1479 or 1098 or 326
- June 4 – Glarus joins the Swiss Confederation.
- June 27 – Zug joins the Swiss Confederation.
- October – Byzantine civil war of 1352–57: Battle of Demotika – Fighting as allies of John VI Kantakouzenos, the Ottoman beylik scores its first victory on European soil, against the Serbs.
- December 18 – Pope Innocent VI succeeds Pope Clement VI as the 199th pope.
- Süleyman Pasha, the son of the Ottoman bey, crosses the Bosphorus and seizes Çimpe Castle on the Gallipoli Peninsula, the first European territory held by the Ottoman Empire.
- The Sultanate of Bengal is formed after the realms of Satgaon, Lakhnauti and Sonargaon are united under Shamsuddin Ilyas Shah.
- Coming from Hungary, the noble Vlach Dragoş becomes the first voivode of Moldova, being seen as the founder of this principality (some scholars place this moment as early as 1345).
- Following the death of his father Basarab, Nicholas Alexander becomes voivode of Wallachia, after being co-ruler for about eight years.
- The town of Biel/Bienne, Switzerland, finalizes its alliance with the city of Bern.
- Corpus Christi College is founded as a College of the University of Cambridge, by the Guilds of Corpus Christi and the Blessed Virgin Mary.
- Lionel of Antwerp marries Elizabeth, daughter of William de Burgh, 3rd Earl of Ulster.
- Reginald de Cobham, 1st Baron Cobham becomes a Companion of the Most Noble Order of the Garter of England.
- The Earldom of Kent in England becomes extinct.
- The Metropolitan of the Ukrainian Greek Catholic Church; the Metropolitan of Halych begins to relocate back to Kiev, after having moved to Halych in 1299. Thereafter, the Metropolitan will hold the title of Metropolitan of Kiev-Halych and All Rus.
- After years of begging and being a Buddhist monk, the penniless Chinese peasant Zhu Yuanzhang joins the Red Turban Rebellion against the Mongol-led Yuan dynasty of China; he will later become the first emperor of the Ming dynasty.
- Earliest surviving illustration of someone wearing spectacles, a fresco in the chapter house of the Dominican convent of San Nicolò, Treviso by Tommaso da Modena (anachronistically) depicting Hugh of Saint-Cher.
- Moroccan traveller Ibn Battuta reports the existence of the ngoni and balafon musical instruments, at the court of Mansa Musa.
- September 15 – Ewostatewos, Ethiopian monk and religious leader (b. 1273)
- December 6 – Pope Clement VI (b. 1291)
- date unknown
- Matthias of Arras, French architect (b. 1290)
- Elizabeth of Carinthia, Queen of Sicily, regent of Sicily (b. 1298)
- William de Ros, 3rd Baron de Ros (b. 1325)
- Basarab I of Wallachia
- Al-Hakim II, Caliph of Cairo
- Laurence Minot, English poet (b. 1300)
- Vasilii Kalika, Archbishop of Novgorod
- Yoshida Kenkō, Japanese monk and author (b. 1283)
- Nicolle, David; Hook, Adam. Ottoman Fortifications 1300-1710. Osprey Publishing, 2010. Accessed 3 Sept 2011.