Teton National Forest was first established by the General Land Office on February 22, 1897 as the Teton Forest Reserve with 892,440 acres (3,611.6 km2). A commission was established in 1896 to plan for a system of national forest reserves, recommending an expansion of the territory protected by the Yellowstone Timberland Reserve. President Grover Cleveland's 1897 proclamation established a protected area encompassing the northern end of Jackson Hole, extending from the south boundary of the Yellowstone Forest Reserve south to the area of the Gros Ventre River, and from the Idaho border in the west to the area of the Continental Divide in the east. Much of this area would eventually be incorporated into Grand Teton National Park. In 1902 the southern porion of the Yellowstone reserve was a