national policy
/ˌnaʃ(ə)n(ə)l ˈpɒlɪsi/ /ˌnaʃən(ə)l ˈpɒlɪsi/noun
1As a mass noun: the policies of a national government. As a count noun: a government policy (usually on a specific issue) to be implemented nationwide.
2 Canad. Polit. Usually with capital initials. A policy of tariff protection for Canadian manufacturers, effective from 1879 and associated with the Conservative administration of 1878–96. Now historical.
Origin
Late 17th century. From national + policy.