1. Idaho became a state on December 30, 1890. After several attempts, Idaho was finally admitted to the Union as the 43rd state.

2. On December 30, 1982, the last mule deer herd in Idaho's Clearwater River Basin was exterminated due to overhunting, habitat destruction, and predation from mountain lions and wolves.

3. Idaho Governor Dirk Kempthorne declared December 30, 2004, as "Bengal Day" to celebrate the Boise State University football team's victory in the 2003 Boise State vs. University of Hawaii football game. The game was dubbed "Bengal Brawl" and was the highest-scoring 1-A college football game ever.

4. On December 30, 1917, the worst train accident in Idaho's history occurred when the Union Pacific Overland Limited derailed near Montour, killing eleven and injuring dozens more. The accident was caused by a broken rail.

5. December 30, 2005, marks the day that President George W. Bush signed the 2005 Idaho Wilderness Bill into law. The legislation designated nearly 300,000 acres of pristine land in central Idaho as wilderness areas, protecting them from development and preserving their natural beauty for future generations.