Battle of Nicopolis
A crusade against the Ottomans ends in disaster

King Sigismund of Hungary and French knights marched to the Danube to stop Sultan Bayezid I. The knights charged without waiting for the infantry and were destroyed; hundreds of prisoners were executed, and the nobles were released for huge ransoms.
Wikipedia (Russian) · Wikipedia (English) · 14th century
Meanwhile around the world (±25 years)
Eastern Europe & Russia
- 1380 Battle of Kulikovo — 16 years earlier
- 1410 Battle of Grunwald — 14 years later
- c. 1411 Andrei Rublev's Trinity — 15 years later
Middle East
- 1402 Battle of Ankara — 6 years later
Africa
- 1377 Ibn Khaldun's Muqaddimah — 19 years earlier
- 1415 Portuguese capture Ceuta — 19 years later
Asia
- 1377 Jikji, printed with movable metal type — 19 years earlier
- 1392 Founding of Joseon — 4 years earlier
- 1398 Timur sacks Delhi — 2 years later
- c. 1400 Founding of Malacca — 4 years later
- 1405–1433 Voyages of Zheng He — 9 years later
Alive at the time
- Timur (aged 60)
- Ibn Khaldun (aged 64)
- Ashikaga Yoshimitsu (aged 38)
- Andrei Rublev (aged 36)
- Bayezid I the Thunderbolt (aged 36)
- Richard II (aged 29)
- Sigismund (aged 28)
- Zheng He (aged 25)
- Henry V (aged 10)
- Geoffrey Chaucer (aged 53)