1. In 1886, the Great Sioux War concluded with the surrender of Chief Sitting Bull in North Dakota. Sitting Bull had led the Sioux tribe in resistance against the US government's attempts to force them onto reservations, and his surrender marked the end of one of the most significant conflicts between Native Americans and white settlers in the West.

2. The town of Rugby, North Dakota, was founded on August 2, 1886, by a group of settlers from Maine. The town is notable for being the geographic center of North America, and it celebrates this distinction with an annual festival called "Geographical Center Days."

3. On August 2, 1933, President Franklin D. Roosevelt visited the North Dakota State Fair in Fargo as part of a tour of the Midwest. During his speech at the fair, Roosevelt discussed his New Deal policies and their impact on rural America.

4. In 1943, the US Army Air Force established the GFAFB (Grand Forks Air Force Base) in North Dakota. The base played a critical role in the Cold War by hosting missile sites and strategic bombers, and it continues to be an important part of the US military today.

5. Theodore Roosevelt National Park, one of North Dakota's most famous landmarks, was established on August 2, 1946. The park is named after the 26th president of the United States, who was a passionate advocate for conservation and preservation of the country's natural resources. Today, the park is home to a variety of wildlife, including bison, elk, and wild horses, as well as magnificent landscapes that reflect the untamed beauty of the American West.