1. The first known tornado in Kansas history was recorded on March 20, 1861, near the town of Bellevue. It caused minor damage to a few buildings and felled a number of trees.

2. On March 20, 1862, the Kansas legislature passed a law authorizing the creation of a state board of agriculture. This was the first such board in the United States, and it played a significant role in promoting the development of agriculture in Kansas.

3. One of the deadliest blizzards in Kansas history occurred on March 20, 1890. Known as the "Great Blizzard of 1890," the storm brought heavy snow, high winds, and bitter cold to much of the central United States, claiming the lives of more than a hundred people in Kansas alone.

4. On March 20, 1950, the United States Supreme Court handed down its decision in the case of Sweatt v. Painter. The ruling held that the University of Texas Law School had violated the rights of a black student by denying him admission on the basis of his race. This decision helped pave the way for the desegregation of higher education in Kansas and throughout the country.

5. On March 20, 2014, a massive grass fire broke out in the Flint Hills region of Kansas. Fueled by strong winds and dry conditions, the fire burned more than 30,000 acres and threatened several small towns before finally being brought under control. The blaze caused millions of dollars in property damage and served as a stark reminder of the dangers of severe weather in Kansas.