1. Idaho Became a State on February 14, 1890
On February 14, 1890, Idaho became the 43rd state to join the Union. The territory had been trying to become a state for several years, and after drafting a constitution, Idaho was finally admitted to the United States.

2. The Bunker Hill Mine Disaster Occurred on February 14, 1972
On February 14, 1972, a major tragedy occurred at the Bunker Hill Mine in northern Idaho. A fire broke out several thousand feet below the surface, trapping 91 miners underground. All but two of the miners were rescued, but it was later discovered that the fire had caused severe damage to the mine's infrastructure, leading to its eventual closure.

3. The Idaho State Capitol Building Was Dedicated on February 14, 1920
On February 14, 1920, the newly constructed Idaho State Capitol building was dedicated in Boise. The building had been in the planning and construction phases for several years, and its completion was celebrated by Governor D.W. Davis and other state officials.

4. The First Idaho Gemstone Was Discovered on February 14, 1947
On February 14, 1947, the first gemstone ever discovered in Idaho was found in the Gem State's copper mines. The stone, called idahoite, was a type of green garnet and was quickly recognized as a valuable addition to the state's natural resources.

5. The First Ski Resort in Idaho Opened on February 14, 1939
On February 14, 1939, the first ski resort in Idaho, Sun Valley, officially opened for business. The resort, which was built at the direction of Averell Harriman, provided tourists with access to skiing, ice skating, and other winter sports activities. Sun Valley quickly became a popular destination for skiers from around the world.