1. On August 25, 1881, Sitting Bull surrendered to the U.S. Army at Fort Buford in North Dakota. The famous Lakota Sioux leader had led his people in resistance against white settlers and the U.S. government. After his surrender, Sitting Bull was exiled to South Dakota and eventually joined Buffalo Bill's Wild West Show.

2. August 25, 1910, marked the opening of the first North Dakota State Fair in Fargo. The fair has since become an annual tradition, attracting hundreds of thousands of visitors each year with its carnival rides, livestock exhibits, live music, and food vendors.

3. On August 25, 1948, a U.S. Air Force B-29 bomber crashed near Fargo, killing all 13 crew members on board. The plane was en route from Alaska to Taylor Field in Texas when it encountered severe thunderstorms and crashed into a farm field. The accident remains one of the deadliest in North Dakota history.

4. August 25, 1967, saw the dedication of the Garrison Dam in North Dakota. The massive dam was built on the Missouri River to regulate its flow and provide hydroelectric power. It created Lake Sakakawea, which has become a popular recreational destination for swimming, boating, and fishing.

5. On August 25, 1986, North Dakota Governor George Sinner signed a bill legalizing charitable gambling in the state. This paved the way for the growth of charitable gaming, including bingo, pull tabs, and raffles, which have become a significant source of funding for local charities and non-profit organizations.