1. On December 22, 1864, the U.S. Congress established the Idaho Territory, which included present-day Idaho, Montana, and Wyoming. The territory was named after the Shoshone word "Ee-da-ho" which means "gem of the mountains."

2. In 1920, the first airplane arrived in Hailey, Idaho on December 22. The plane belonged to aviator Dick Grace and was the first of its kind to land in the city.

3. On December 22, 1972, the Sawtooth National Recreation Area was established in Idaho. The area encompasses over 750,000 acres of wilderness and was created to protect the unique natural resources of the region.

4. The largest earthquake in Idaho's recorded history occurred on December 22, 1983, with a magnitude of 6.9. The earthquake hit the central part of the state and caused widespread damage, including the collapse of several buildings in the small town of Challis.

5. In 2007, a winter storm caused significant damage to the city of Coeur d'Alene on December 22. The storm knocked down trees and power lines and left thousands of residents without power for several days. Despite the damage, the community came together to support one another and recover from the storm.