1. Statehood Proclamation: February 6, 1889, marks the day when North Dakota was officially declared a state of the United States. The proclamation was signed by President Benjamin Harrison, and North Dakota became the 39th state of the USA.

2. Great Fargo Fire: February 6, 1893, was a dark day in Fargo's history. A massive fire broke out in the heart of the city, destroying more than 31 blocks and burning over 1,700 buildings. The residents of the city had to rebuild their homes and businesses, and the disaster changed the city's architectural landscape forever.

3. National Guard Mobilization: February 6, 1917, marks the day when North Dakota National Guard troops were mobilized to fight in World War I. The state contributed more than 11,000 soldiers, and many of them fought on the front lines in Europe, earning them the nickname "Dakota Doughboys."

4. Bank of North Dakota: February 6, 1919, marks the day when the Bank of North Dakota was established. It was the first state-owned bank in the nation and was created to promote economic stability and encourage agricultural and industrial development in the state.

5. North Dakota's First Female Governor: February 6, 2017, was a historic day for North Dakota. The state's first female governor, Republican Mary Kathryn "Marty" Burgum, was inaugurated. Burgum, a businesswoman and philanthropist, promised to work towards building a stronger economy, improving education, and creating a more transparent and efficient government.