This ruler declared English the official government language after becoming the first king to use it personally in hundreds of years.
This ruler declared English the official government language after becoming the first king to use it personally in hundreds of years. He sent his brother, the Duke of Bedford, to expel a French and Genoese fleet from the English Channel, and cooperated with Holy Roman Emperor Sigismund to end the Western Schism. The Earl of Cambridge sought to replace this man with Edmund Mortimer, and this ruler executed his old friend John Oldcastle after the latter led an abortive Lollard uprising.. This target of the Southampton Plot secured marriage to Catherine of Valois through the Treaty of Troyes, and is celebrated for a decisive victory over Charles d'Albret marked by heavy use of longbows. For 10 points, name this English King who smashed the French at the Battle of Agincourt.
This ruler declared English the official government language after becoming the first king to use it personally in hundreds of years.
Henry V [prompt on Henry]