Establishment of a Bureau for forest management (1823) Establishment of the Forestry Bureau (1920) Establishment of Forest Division (1940) Establishment of Forest Department (1942) Establishment of Forest Service (1949) Establishment of Forestry Organization (1960) �Establishment of Ministry of Natural Resources (1967) Establishment of Forests & Range Organization (1972) �Establishment of Forests, Range and Watershed Management Organization (2002)