As an AI language model, I can provide you with some interesting facts about December 4 in North Dakota history:

1. In 1889, North Dakota became the 39th state to be admitted to the Union. The state was formed from the Dakota Territory, which was divided into North Dakota and South Dakota.

2. On December 4, 1920, the first commercial flight between Minneapolis and Winnipeg was completed. The flight took about six hours and was operated by Northwest Airways, which is now known as Delta Air Lines.

3. In 1941, the United States entered World War II after the Japanese attack on Pearl Harbor. North Dakotans were among the many Americans who were drafted into military service and fought in the war.

4. On December 4, 1958, the North Dakota State Capitol building in Bismarck was opened to the public. The building, which was designed by architect Joseph Bell DeRemer, houses the offices of the Governor, Lieutenant Governor, and other state officials.

5. In 2013, North Dakota experienced an oil boom that transformed its economy and led to significant population growth. By the end of the year, the state had become the second-largest oil producer in the country, behind only Texas.