1399 (MCCCXCIX, in Roman numerals) was a common year of the 14th century of the Julian Calendar, from the Age of Christ, and its Sunday letter was E (52 weeks), started on a Wednesday, ended also on a Wednesday. fair.
In the kingdom of Portugal, the Age of Caesar was in force, which was already 1437 years old.
September 30 - Henry Bolingbroke invades England in a coup against cousin Richard II.
October 13 - Coronation of Henry IV of England; end of the reign of Richard II, who is exiled and murdered the following year.
Lithuania's Vytautas is defeated at the Battle of the Vorskla River by Edigu and Temur Qutlug, commanders of the Golden Horde.
February 3rd - John of Gant, Duke of Lancaster.