1. Winter Storm Carla: On February 23, 2007, a powerful winter storm named Carla hit North Dakota. The storm brought heavy snowfall and strong winds, leading to power outages, highway closures, and school cancellations across the state.

2. First Women's Suffrage Vote: February 23, 1917, marked the first successful vote for women's suffrage in North Dakota. The bill granted women the right to vote for all elections in the state.

3. George F. Shafer's Inauguration: On February 23, 1929, George F. Shafer was inaugurated as the 16th governor of North Dakota. Shafer played an influential role in the development of the state's oil industry and was known for his progressive policies.

4. Fort Totten School Established: On February 23, 1892, the Fort Totten Indian Industrial School was established in Totten, North Dakota. The school was designed to educate Native American children in Western culture and skills such as farming and carpentry.

5. William Lemke's Birthday: February 23, 1878, was the birthday of William Lemke, a North Dakota congressman and advocate for farmers during the Great Depression. Lemke was a founding member of the National Union for Social Justice and ran as a third-party candidate in the 1936 presidential election.