The Philippine nationality law is based upon the principles of jus sanguinis (Latin for right of blood) and therefore descent from a parent who is a citizen or national of the Republic of the Philippines is the primary method of acquiring Philippine citizenship.
Explanation:
dUTIES AND OBLIGATIONS OF CITIZENS
It shall be the duty of the citizen to be loyal to the Republic and to honor the Philippine flag, to defend the State and contribute to its development and welfare, to uphold the Constitution and obey the laws, and to
