1. On September 7, 1876, a group of Native American warriors from the Cheyenne and Sioux tribes attacked a wagon train near Fort Wallace in western Kansas, killing 14 people and injuring 13 others. The incident, known as the Battle of the Arickaree Fork, was one of the last major battles between Native Americans and settlers on the Great Plains.

2. In 1918, the exact date of which is uncertain but believed to be around September 7, the first case of Spanish flu was reported in Kansas. This highly contagious and deadly strain of influenza would go on to cause a global pandemic that killed an estimated 50 million people worldwide.

3. On September 7, 1928, Kansas native Richard Nixon, who would later become the 37th President of the United States, was born in the town of Yorba Linda, California. Nixon spent much of his childhood in Whittier, California, but retained strong ties to his Kansas roots throughout his life.

4. In 1945, on September 7 or shortly thereafter, the town of Liberal in southwestern Kansas was struck by a powerful tornado that killed 9 people and destroyed much of the town's business district. The tornado was part of a larger outbreak of severe weather that affected several states in the region.

5. On September 7, 1968, Jim Ryun, a track and field athlete from Wichita, Kansas, set a new world record in the mile run at a meet in Berkeley, California. Ryun's time of 3 minutes, 51.1 seconds would stand as the world record for nearly eight years and cemented his status as one of the greatest distance runners of all time.