1. Pearl Harbor Day: December 7, 1941, marks the notorious attack on Pearl Harbor, Hawaii, by the Japanese Imperial Navy. However, this day also holds a significant historical relevance for Idaho. Following the attack, over 10,000 Japanese-Americans living in the western U.S. were forced to move to internment camps - including Minidoka in southern Idaho.

2. Idaho Becomes a State: December 7, 1890, was the day that Idaho became the 43rd state in the United States. The admission of Idaho made it the third state to be admitted into the Union during President Benjamin Harrison's administration.

3. World Record Ski Jump: On December 7, 1935, 18-year-old Idahoan Bob House set a world record when he jumped 314 feet on skis. The record-breaking jump took place at the ski jump near McCall, Idaho. The record stood for over a decade.

4. Celestial Event: On December 7, 1971, residents of southern Idaho witnessed a rare celestial event. A total eclipse of the sun occurred, and the moon covered the sun for approximately two minutes, causing darkness to fall over the area in the middle of the day.

5. Idaho's Coldest Day: December 7, 1919, was a bone-chilling day in Idaho. The town of Island Park, located in eastern Idaho, recorded the state's lowest temperature ever, with the mercury plummeting to a frigid -60°F (-51°C). This temperature still holds the record for the coldest temperature ever recorded in Idaho.