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Ilocos | |||||||||
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Province of the Philippines | |||||||||
1571–1818 | |||||||||
Location of the historical province of Ilocos. | |||||||||
Capital | Vigan | ||||||||
Historical era | Colonial Period | ||||||||
• Established | 1571 | ||||||||
• Disestablished | 2 February 1818 | ||||||||
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Today part of | · Abra · Ilocos Norte · Ilocos Sur · La Union |
Ilocos was a province in northern Luzon, Philippines that comprised the present-day provinces of Ilocos Norte, Ilocos Sur, parts of La Union, and Abra.[1] In 1818, the province was disestablshed when it was split into Ilocos Norte and Ilocos Sur through a royal decree[2] due to rapid population growth.[3]