Henry of Almain was the song of one of the wealthiest men in Europe who joined what?
Richard, 1st Earl of Cornwall Richard (5 January 1209 – 2 April 1272), second son of John, King of England, was the nominal Count of Poitou (1225-1243), Earl of Cornwall (from 1225) and King of Germany (from 1257). He was one of the wealthiest men in Europe and joined the Barons' Crusade, where he achieved success as a negotiator for the release of prisoners and assisted with the building of the citadel in Ascalon.
Louis X of France Louis X (4 October 1289 – 5 June 1316), called the Quarreler, the Headstrong, or the Stubborn (French: "le Hutin" ), was a monarch of the House of Capet who ruled as King of Navarre (as Louis I Basque: "Luis I.a Nafarroakoa" ) and Count of Champagne from 1305 and as King of France from 1314 until his death.