Sawtooth National Forest
…of 1,392,640 acres (2,176 sq mi; 5,636 km2) to the Sawtooth Forest Reserve, which then also constituted much of the present-day Salmon-Challis and Boise National Forests. These lands were split into separate National Forests by executive order on June 26 and July 1, 1908. The forest's area underwent a…