Republic Act No. 4190 of 1965. Country/Territory Philippines Document type Legislation Date 1965 Source FAO, FAOLEX Long titleAn Act Declaring Certain Places in The Province Of Lanao Del Sur As National Parks. Subject Wild species & ecosystems Keyword National parks Protected area Geographical area Asia, Asia and the Pacific, East Asian Seas, North Pacific, South-Eastern Asia Entry into force notes on 4 May 1965, date of its approval. Abstract The Act provides for the conservation, preservation and protection of certain areas as National Parks. Full text English