Jolo is the capital of Sulu Province, a volcanic island in the southernmost reaches of the Philippine archipelago. The population is overwhelmingly Muslim, part of the Tausug people whose Islamic heritage predates Spanish colonization. The cathedral, dedicated to the Virgin Mary under the title Our Lady of Mount Carmel, was established during the Spanish period and has served a small Catholic community through every upheaval since: the Spanish-American War, Japanese occupation, the Moro insurgency, and the rise of Abu Sayyaf. Its location in the heart of Jolo's town center places it at the intersection of the province's competing currents, a physical manifestation of the Christian minority's endurance in a place where that endurance is frequently tested.

On January 10, 2010, a grenade was thrown at the tombs of Francis Joseph McSorley and Benjamin de Jesus, two former bishops of Jolo, inside the cathedral. The windows shattered, but no one was injured. The blast came an hour before a scheduled mass. Five months later, on May 20, another grenade exploded in front of the cathedral at 9:30 in the evening. Again, the damage was minor and there were no casualties. These were not the large-scale attacks that would come later, but they established a pattern: the cathedral was a target, and the attacks would continue. For the parishioners, attending mass in their own church carried a risk that most Christians in the Philippines never had to consider.

The worst day came on a Sunday morning. On January 27, 2019, two bombs detonated during mass, killing at least twenty people and injuring more than one hundred others. The Islamic State claimed responsibility. The attack was devastating not only in its human toll but in its symbolism: a church bombed during worship, worshippers killed in prayer. The building itself was severely damaged. In the months that followed, the cathedral was repaired and reconsecrated in July 2019, reopening its doors barely six months after the deadliest attack in its history. The reconsecration was an act of both faith and defiance, a statement that the community would not be driven from its place of worship.

The respite lasted barely a year. On August 24, 2020, two more bombings struck Jolo, killing seven soldiers, six civilians, one police officer, and a suicide bomber, while wounding seventy-five others. One of the two attacks was carried out by a female suicide bomber near the cathedral. The cathedral was not the direct target this time, but its proximity to the blast underscored how tightly the building is woven into the geography of violence in Jolo. The cycle of attack and repair, destruction and rebuilding, defines this place. The cathedral stands because its community rebuilds it. The attacks continue because the conflicts that drive them are unresolved. Between those two facts, a congregation gathers each Sunday, in a building that dates to 1864 and has been rebuilt more times than anyone planned.