1. November 11, 1889: North Dakota becomes a state. On this day, North Dakota officially became the 39th state of the United States. The state's name is derived from the Dakota Sioux word for "friend" or "ally".

2. November 11, 1918: End of World War I. This day is also known as Armistice Day, as it marks the end of World War I. North Dakota played a significant role in the war effort, with many North Dakotans serving in the military and contributing to the war effort at home.

3. November 11, 1928: North Dakota State University defeats University of North Dakota in the "Greatest Football Game Ever Played". In this historic football game, North Dakota State University defeated the University of North Dakota by a score of 26-0. The game is still considered one of the greatest football games ever played in North Dakota.

4. November 11, 1951: The Great Plains Blizzard. On this day, a massive blizzard swept through North Dakota, causing widespread damage and loss of life. The storm brought heavy snow, high winds, and temperatures below zero, leaving many communities without power or food.

5. November 11, 2011: The Fargo-Moorhead Flood of 2011. In the spring of 2011, the Red River of the North flooded and caused significant damage to communities in the Fargo-Moorhead area. On November 11, the community celebrated the completion of the Fargo-Moorhead Diversion Project, which is designed to protect the area from future floods.