As an AI language model, I cannot ensure the accuracy of the information, but here are five interesting facts about March 14 in Idaho history:

1. In 1889, President Benjamin Harrison signed the act that made Idaho a state. March 14 marked the official entry of Idaho into the United States of America as the 43rd state.

2. In 1931, the Idaho State Capitol building located in Boise caught fire, causing significant damage to the structure and records. Fortunately, the blaze caused no human fatalities. March 14 marked a significant moment in the history of the government and people of Idaho.

3. The Idaho Dunes National Recreation Area located in St. Anthony, Idaho, was created on March 14, 1997. The vast expanse of sand dunes covering 10,600 acres provides a unique adventure destination for visitors.

4. On March 14, 1941, the Sun Valley ski resort located in Ketchum, Idaho, was sold to the Union Pacific Railroad Company. The resort and surrounding region became a popular destination for winter sport enthusiasts.

5. The Idaho Youth ChalleNGe Academy, a military-style residential education program designed to provide opportunities, mentorship, and discipline to troubled youths, was established on March 14, 2001. The academy has been instrumental in transforming the lives of many young people in Idaho and beyond.