Sonsonate References Sonsonate department, El Salvador Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: El Salvador/ The colonial period…(comprising the present-day regions of Sonsonate, Santa Ana, and Ahuachapán), which the Pipil called Izalcos, was organized in 1558 as the autonomous province of Sonsonate and would not be incorporated as a part of El Salvador until 1823. Read More…(comprising the present-day regions of Sonsonate, Santa Ana, and Ahuachapán), which the Pipil called Izalcos, was organized in 1558 as the autonomous province of Sonsonate and would not be incorporated as a part of El Salvador until 1823. Read More