January–March •
January 1 – The
Welsh surrender
Harlech Castle to the
English. •
January 18 – The
Decree of Kutná Hora strengthens the Bohemian nation at the cost of foreign, mostly German speaking students at the
University of Prague. Over a thousand students leave Prague as a consequence, choosing instead the universities of Heidelberg and the new University of Leipzig established later in the year. •
February 15 – The
Galle Trilingual Inscription, with inscriptions in three languages (
Chinese,
Tamil and
Persian) is installed by the Chinese admiral
Zheng He at
Galle in
Sri Lanka, where he has stopped while on his way home during the second of his
treasure voyages. •
February 24 – Traveling in
Valencia in
Aragon, Father
Joan Gilabert Jofré, known as "Padre Jofré", witnesses a mentally ill man being beaten by two young attackers. After rescuing the victim, Jofré resolves to create the Hospital dels Ignoscents, the world's first psychiatric hospital. •
March 25 – On the day of the
Feast of the Annunciation, the
Council of Pisa opens at the
Cathedral of Pisa with 22 cardinals, four patriarchs and 80 bishops to seek an end to the
Western Schism and resolve the conflict between
Pope Gregory XII of the
Rome and
Antipope Benedict XIII of
Avignon.
April–June •
April 25 –
Hussite Wars: King
Wenceslaus IV of Bohemia decides to stop fighting the war against the rebel
Jan Žižka in
Budějovice. •
May 10 – The Council of Pisa votes on the matter of whether to remove the warring popes Gregory XII and Benedict XIII. All but two of the clerics present vote for them to be deposed, with the exception of Cardinal
Gui de Maillesec and Cardinal
Niccolò Brancaccio, who ask for more time to consider. •
May 13 – The
Timurid War of Succession comes to an end as
Khalil Sultan surrenders
Samarkand to
Shah Rukh, ruler of the Timurid Empire since 1405. Shah Rukh installs his son
Ulugh Beg as Governor of
Transoxiana. Shah Rukh then appoints Khalil as Governor of
Shahr-e Rey in modern-day
Iran. •
May 18 – The Timurid prince
Pir Muhammad is assassinated by his own soldiers. •
May 26 – The second
Samogitian Uprising begins in modern-day
Lithuania against the
Teutonic Knights who had been granted the rights to the
Duchy of Samogita by the
Peace of Raciążek in 1402. •
June 5 – The Council of Pisa issues the order deposing both Gregory XII and Benedict XIII who are responsible for the
Western Schism. •
June 26 – By order of the Council of Pisa, Pietro Filargo is crowned as
Pope Alexander V, producing the anomaly of three different popes of the Roman Catholic church. •
June 27 – Bohemia's King Wenceslaus pardons rebel leader Jan Zizka, and orders the city of Budejovice to do so as well.
July–September •
July 9 – The
Republic of Venice, led by the
Doge Michele Steno, gains control of both sides of the
Adriatic Sea by purchasing the
Dalmatian coast (bordered in modern times by
Slovenia and
Croatia) from
King Ladislaus the Magnanimous, ruler of the
Kingdom of Naples for 100,000
ducats, or 350
kilograms of gold. •
July 25 –
Martin I,
King of Aragon, becomes
King Martin II of Sicily upon the death of his son,
Martin I of Sicily. •
August 6 – The
Polish–Lithuanian–Teutonic War breaks out between the
Teutonic Knights and the allied Kingdom of Poland and Grand Duchy of Lithuania.
October–December •
October 7 –
Jean de Montagu,
Grand Master of France and a leading advisor to the mentally unstable King
Charles VI of France, is arrested on orders of
John the Fearless,
Duke of Burgundy. Montagu is publicly beheaded 10 days later at the
Gibbet of Montfaucon in
Paris. •
October 26 – • Representatives of the
Venetian Republic (in modern-day Italy) and the
Principality of Zeta (part of modern-day Serbia) sign a peace treaty to halt the
First Scutari War for one year. • King
Henry IV of England summons the
English Parliament to assemble, starting on January 27. •
November 23 – King
Henry IV of England sends a letter to all leading nobles, including a warning to them to have no further communication or entreaty with the Welsh rebel
Owain Glyndŵr. •
December 2 – The
University of Leipzig opens. •
Cheng Ho (or
Zheng He), admiral of the
Ming empire fleet, deposes the king of
Sri Lanka. •
Mircea cel Bătrân of Wallachia successfully defends
Silistra against the Ottomans == Births ==