1. Dakota Territory became a separate territory from Minnesota on December 30, 1861. This marked an important step towards North Dakota becoming a state in 1889.

2. On December 30, 1913, the Fargo Forum and Moorhead Daily News published simultaneous front-page editorials advocating for "Goose Capitol" to be added to Fargo's list of nicknames. The idea never caught on, but it remains a quirky piece of North Dakota history.

3. North Dakota's first steel bridge, the Grand Forks- East Grand Forks Suspension Bridge, was opened on December 30, 1929. The bridge was designed to carry both vehicles and pedestrians across the Red River between the two cities.

4. The USS North Dakota, a Virginia-class submarine named after the state, was commissioned by the United States Navy on December 30, 2014. The submarine's motto is "Strength from the soil."

5. The National Weather Service issued a blizzard warning for much of eastern North Dakota on December 30, 2019. The storm brought high winds and heavy snowfall, leading to hazardous driving conditions and school closures.