Editing 1400 (section)

=== January&ndash;March ===
* [[January 4]] &ndash; The [[Epiphany Rising]] begins in [[England]] against [[Henry IV of England|King Henry IV]] by nobles planning to restore [[Richard II of England|King Richard II]] to the throne, and is quickly crushed.  [[Ralph Lumley, 1st Baron Lumley|Baron Lumley]] dies after attempting to seize [[Cirencester]]. The [[John Montacute, 3rd Earl of Salisbury|Earl of Salisbury]] and the [[Thomas Holland, 1st Duke of Surrey|Earl of Kent]] are captured and beheaded on January 7. [[Thomas Blount (died 1400)|Sir Thomas Blount]] is hanged, drawn and quartered at [[Oxford]] on January 12. [[Thomas le Despenser, 1st Earl of Gloucester]] is captured and executed by a mob in [[Bristol]] on January 13. The [[John Holland, 1st Duke of Exeter|Earl of Huntingdon]] is beheaded at [[Pleshey]] on January 16. 
* [[February 14]] &ndash; The deposed [[Richard II of England]] dies by means unknown in [[Pontefract Castle]]. It is likely that King [[Henry IV of England|Henry IV]] ordered his death by starvation, to prevent further uprisings.
* [[February]] &ndash; [[Henry Percy (Hotspur)]] leads English incursions into [[Kingdom of Scotland|Scotland]].
* [[March 23]] &ndash; Five-year-old [[Trần Thiếu Đế]] is forced to abdicate as ruler of [[Đại Việt]] (modern-day [[Vietnam]]), in favour of his maternal grandfather and court official [[Hồ Quý Ly]], ending the [[Trần dynasty]] after 175 years and starting the [[Hồ dynasty]]. Hồ Quý Ly subsequently changes the country's name to Đại Ngu.