Built on the designs of Romano Carrapecchia, the church served for religious service to the Langue of Castille.

It remain an active church, found in Merchants Street, and it is a scheduled cultural building in a World Heritage Site.

[1] The church building is listed on the National Inventory of the Cultural Property of the Maltese Islands.

At one point in the 18th century the church's exterior was redesigned, by the known architect Romano Carapecchia, when it was given a Baroque character.

It is a copy of a Spanish painting found in Madrid known as the Madonna di Soledad.