1. 1866: Battle of Killdeer Mountain – This was one of the largest battles of the Indian Wars, fought between the United States Army and a combined force of Lakota Sioux and Northern Cheyenne warriors. The battle took place on July 28, 1866, near the Killdeer Mountain in western North Dakota. Although heavily outnumbered, the Indians put up a fierce resistance, inflicting heavy casualties on the soldiers. The battle was a setback for the U.S. Army, which suffered its worst defeat in the conflicts with the Plains Indians.

2. 1932: Bank of North Dakota established – On July 28, 1932, the North Dakota legislature created the Bank of North Dakota, which was the first and only state-owned bank in the United States. The purpose of the bank was to promote agriculture, commerce, and industry in the state by providing low-interest loans to farmers, businesses, and other state institutions. Today, the Bank of North Dakota remains a unique institution that contributes to the economic growth and development of the state.

3. 1948: First traffic signal in North Dakota – On July 28, 1948, the first traffic signal was installed in Williston, North Dakota. The signal had two red lights and a bell that rang when it was time to change. The installation of the traffic signal in Williston marked a significant step in improving safety and traffic flow in the state.

4. 1953: Fargo tornado – On July 28, 1953, a powerful tornado struck the city of Fargo, North Dakota, killing 12 people and injuring more than 100 others. The tornado, which was an F5 on the Fujita scale, destroyed more than 300 homes and caused millions of dollars in damage. The Fargo tornado remains one of the deadliest and most destructive tornadoes in North Dakota history.

5. 1960: Theodore Roosevelt National Park established – On July 28, 1960, President Dwight D. Eisenhower signed the bill that established the Theodore Roosevelt National Park in western North Dakota. The park, named after President Theodore Roosevelt, is home to a diverse array of wildlife and offers visitors the opportunity to explore the rugged Badlands landscape. Today, the park is a popular destination for outdoor enthusiasts and history buffs alike.