What san juan Capistrano was used for in the early days?

San Juan Capistrano, founded in 1776, served as a mission in California's Spanish colonial system. Its primary purpose was to convert local Native American populations to Christianity and integrate them into Spanish colonial society. The mission also acted as a farming and agricultural center, supporting the surrounding community and contributing to the development of the region. Over time, it became known for its beautiful architecture and the annual return of swallows, symbolizing the area's cultural heritage.