1. In 1957, a devastating tornado struck Fargo, North Dakota, killing 10 people and causing millions of dollars in property damage. It remains one of the deadliest tornadoes in North Dakota history.

2. On May 7, 1975, a major oil discovery was made in the Bakken Formation in North Dakota. This discovery would eventually lead to a major oil boom in the state and significantly boost the North Dakota economy.

3. In 1887, the Great Northern Railroad completed its tracks through North Dakota, connecting the state to the rest of the nation and opening up new opportunities for transportation and commerce.

4. On May 7, 2003, the North Dakota State Legislature approved a bill that designated the Western Meadowlark as the state bird of North Dakota. This decision was made in recognition of the bird's prevalence and cultural significance in the region.

5. In 1943, the United States Army Air Forces established a training base in Grand Forks, North Dakota for B-17 pilots. This base, known as the Grand Forks Army Airfield, played an important role in training pilots for World War II and the Korean War.