1. Statehood Day: December 6th marks the day in 1889 when North Dakota was officially granted statehood, becoming the 39th state in the United States.

2. First Female Governor: In 1984, North Dakota made history by electing its first female governor, Ruth Meiers. Meiers served as governor from 1985 to 1992, and was preceded by only two other female governors in U.S. history.

3. Winter Weather: December 6th is right in the middle of North Dakota's notoriously cold and snowy winter season. Temperatures can often drop well below freezing, and the state regularly experiences heavy snowfall and blizzard conditions during this time of year.

4. Lewis and Clark Expedition: On December 6, 1804, the Lewis and Clark Expedition camped near present-day Washburn, North Dakota. It was during this expedition that the explorers first documented the Great Plains and the Missouri River.

5. Native American Heritage: North Dakota has a rich history of indigenous cultures, and December 6th is recognized as Native American Heritage Day in the state. This day is meant to honor and celebrate the contributions of the state's Native American communities, who have inhabited the region for thousands of years.