Rosario is a 3rd class municipality in the province of La Union, Philippines. According to the 2000 census, it has a population of 43,497 people in 8,154 households. A municipality (bayan in Filipino) is a local government unit in the Philippines. ... Map of the Philippines showing all the regions and their provinces. ... 2000 is a leap year starting on Saturday of the Gregorian calendar. ...
Barangays
Rosario is politically subdivided into 33 barangays. A barangay is the smallest local government unit in the Philippines and is very similar to a village. ...
San Fernando City is a 3rd class city in the province of LaUnion, Philippines.
It is the capital city of LaUnion and the regional center of the Ilocos Region (Region I).
The ancient villages were often raided by pirates -- Muslims from the south or the Chinese from the north -- that plied the South China Sea or at war with tribal groups from the highlands of the Cordillera.