1354 CE
War of the Straits: The Venetian-ruled town of Poreč is sacked by the Genoese under Paganino Doria, who carry off the relics of saints Eleutherius and Maurus of Parentium to Genoa, where they were deposited at the church of San Matteo. Cola di Rienzo, self-proclaimed "tribune" of Rome, is killed by an angry mob. War of the Straits: The Genoese fleet under Paganino Doria defeats and captures the entire Venetian fleet under Niccolò Pisani at the Battle of Sapienza.
Geopolitics & Diplomacy
- February 12 – The Treaty of Stralsund settles border disputes between the duchies of Mecklenburg and Pomerania.source
- December 10 – The reign of John VI Kantakouzenos as Byzantine Emperor is ended, after John V Palaiologos retakes Constantinople and is restored as sole emperor.source
- Sahab-ud-Din becomes Sultan of Kashmir.source
Conflict & Security
- August 16 – War of the Straits: The Venetian-ruled town of Poreč is sacked by the Genoese under Paganino Doria, who carry off the relics of saints Eleutherius and Maurus of Parentium to Genoa, where they were deposited at the church of San Matteo.source
- November 4 – War of the Straits: The Genoese fleet under Paganino Doria defeats and captures the entire Venetian fleet under Niccolò Pisani at the Battle of Sapienza.source
- After 24 years of struggling for independence, since the Battle of Posada, Nicholas Alexander of Wallachia becomes a vassal to Hungarian king Louis I.source
Exploration & Expansion
- Early in the year – Ibn Battuta returns from his travels at the command of Abu Inan Faris, sultan of Morocco, who appoints a scribe to write an account of the adventures.source
Crime & Justice
- October 8 – Cola di Rienzo, self-proclaimed "tribune" of Rome, is killed by an angry mob.source
Climate & Environment
- March 2 – During the night between 1 and 2 March, a strong earthquake destroyed the city of Gallipoli and its city walls, weakening its defenses, along with destroying the neighboring villages and towns in the area.source
- March - Within a month after the devastating earthquake the Ottomans besieged and captured the town of Gallipoli, making it the first Ottoman stronghold in Europe and the staging area for Ottoman expansion across the Balkans.source
Births
- Roger de Scales, 4th Baron Scales, English nobleman (d. 1387)source
- Walram IV, Count of Nassau-Idstein, German nobleman (d. 1393)source
- Thomas de Morley, 4th Baron Morley, English nobleman (d. 1416)source
- Alonso Enríquez, Spanish nobleman (d. 1429)source
- Eric IV, Duke of Saxe-Lauenburg (d. 1411/12)source
- Denis, Lord of Cifuentes, infante of Portugal (d. c.1397)source
- Catherine of Vendôme, French noblewoman (d. 1412)source
- Margaret of Joinville, French noblewoman (d. 1418)source
- Jean de Grouchy, Norman knight (k. 1435)source
- Gilbert de Greenlaw, Scottish bishop (d. 1421)source
- Frederick III, Count of Moers, German nobleman (d. 1417)source
- Constance of Castile, wife of John of Gaunt (d. 1394)source
- Violante Visconti, Italian noblewoman (d. 1386)source
Deaths
- January 8 – Charles de La Cerda (b. 1327)source
- January 16 – Joanna of Châtillon, Duchess of Athens (b. c. 1285)source
- June 1 – Kitabatake Chikafusa, Japanese court noble (b. 1293)source
- August 9 – Stephen, Duke of Slavonia, Hungarian prince (b. 1332)source
- September 7 – Andrea Dandolo, doge of Venice (b. 1306)source
- October 5 – Giovanni Visconti, Italian Roman Catholic cardinal (b. 1290)source
- October 8 – Cola di Rienzo, Roman tribune (b. c. 1313)source
- October 19 – Yusuf I, Sultan of Granada (b. 1318)source
- date unknown – Wu Zhen, Chinese painter (b. 1280)source