Roman Catholic Diocese of Sion Roman Catholic Diocese of Sion The Diocese of Sion (, , ) is a Roman Catholic ecclesiastical territory in the canton of Valais, Switzerland. It is the oldest bishopric in the country and one of the oldest north of the Alps. The history of the Bishops of Sion, of the Abbey of St. Maurice of Valais as a whole are inextricably intertwined. The see was established at Octodurum, now called Martigny, the capital of the Roman province of Alpes Poeninae. The first authentically historical bishop was Saint Theodore/Theodolus (died in 391), who was present at the Council of Aquileia in
Sion Record Bostick was charged with attacking a slave named Joseph with a 'sharp stick'. The charges were eventually dropped. Bostick spent his later years at his home in San Saba, Texas. He was a member of the Texas Veteran's Association. At the age of 80, he dictated his memoirs of the Texas Revolution, which were published in 1901 in the Southwestern Historical Quarterly. Sion Bostick died of cancer in San Saba on 15 October 1902. In 1973, a Historical Marker was erected in honor of Sion Bostick in San Saba, Texas near his grave site. The text of the marker reads: Sion