Tags: Noble.
Edmund de Mortimer 5th Earl of March and 7th Earl of Ulster (6 November 1391 – 18 January 1425) while a young child was heir presumptive to King Richard II of England. After the deposition of Richard II because of Mortimer’s claim to the crown he was the focus of plots against King Henry IV and King Henry V. Mortimer was the last Earl of March to come from his family.