Roman Catholic Archdiocese of Galveston–Houston ""Mother Church of Texas"". The prefecture was elevated to a vicariate apostolic on July 10, 1841. On May 4, 1847, the vicariate became the Diocese of Galveston in the Province of New Orleans and St. Mary Cathedral Basilica was designated the cathedral. In 1926, the then-diocese was placed in the newly created Province of San Antonio. After the devastating Galveston Hurricane of 1900, Houston began to expand after the Port of Houston was completed. At the request of Wendelin J. Nold, fifth bishop of Galveston, Pope John XXIII authorised the construction of a co-cathedral of convenience in Houston, and on
Battle of Galveston to destroy the grounded "Westfield" with explosives rather than let it fall into enemy hands. Renshaw and several Union troops were subsequently killed when the explosives were set off too early. Union troops on shore were convinced that their own ships were surrendering and, therefore, laid down their arms. The remaining U.S. ships did not surrender and succeeded in retreating to Union-controlled New Orleans. The Union blockade around the city of Galveston was lifted temporarily for four days, and Galveston remained the only major port that remained in Confederate hands at the end of the war. The Confederate Congress stated