1. In 1898, the North Dakota State Fair Association was organized in Fargo. The North Dakota State Fair became an annual event and is still held to this day in Minot.

2. In 1903, the first train arrived in Williston, North Dakota, marking the beginning of the town's growth and prosperity as a major hub for transportation and the oil industry.

3. In 1928, the United States Air Mail Act was passed, which allowed private airlines to carry mail. This led to the growth of commercial aviation and the establishment of airlines such as Northwest Airlines, which had a major presence in North Dakota.

4. In 1952, the International Peace Garden was dedicated on the border between North Dakota and Manitoba, Canada. The garden serves as a symbol of international friendship and cooperation.

5. In 2009, the Red River of the North reached a record-high level, causing extensive flooding in North Dakota and Minnesota. The National Guard was called in to assist with the disaster response, and the event led to increased efforts to improve flood control in the region.