Duke of Aquitaine to the Crown. Regardless, due to Henry Bolingbroke's seizure of the crown, he still came into possession of the dukedom. Henry V continued to rule over Aquitaine as King of England and Lord of Aquitaine. He invaded France and emerged victorious at the siege of Harfleur and the Battle of Agincourt in 1415. He succeeded in obtaining the French crown for his family by the Treaty of Troyes in 1420. Henry V died in 1422, when his son Henry VI inherited the French throne at the age of less than a year; his reign saw the gradual loss of English
Assistant at the Pontifical Throne below the College of Cardinals and were also Counts of the Apostolic Palace. All patriarchs and some bishops selected by the Pope, were made Assistants at the Pontifical Throne. On 22 May 1862, during the canonization ceremony of the twenty-six Catholic martyrs of Japan, Pope Pius IX elevated all the bishops present to the rank of Assistant at the Pontifical Throne. On 8 January 1866, Ruggero Luigi Emidio Antici Mattei was named Dean of the Assistants at the Pontifical Throne after Pope Pius IX named him Latin Patriarch of Constantinople. On 17 June 1867, during the 1800th anniversary of the