Roman Catholic Diocese of Helena was formed to serve eastern Montana. The seat of the diocese is in the Cathedral of St. Helena in the state capital of Helena. It was completed in 1914. The bishops of the Diocese of Helena and their years of service: Roman Catholic Diocese of Helena The Diocese of Helena () is the Catholic diocese for western Montana with its cathedral located in Helena, the state capital. The diocese was erected from the year-old Vicarate of Montana on March 7, 1884, while Montana was still a territory. The diocese is a suffragan of the Archdiocese of Portland, which encompasses Oregon,
Jean III de Grailly, captal de Buch Jean III de Grailly, captal de Buch Jean III de Grailly (d. 7 September 1376, Paris), Captal de Buch, , was a Gascon nobleman and a military leader in the Hundred Years' War, who was praised by the chronicler Jean Froissart as an ideal of chivalry. He was son of Jean II de Grailly, Captal de Buch, Vicomte de Benauges, and Blanch de Foix, and a cousin of the Counts of Foix. Attached to the English side in the conflict, he was made Count of Bigorre by Edward III of England, and was also a founder and the fourth Knight