1. In 1960, the world's largest earthquake to ever hit Montana occurred on April 16th. Measuring at a magnitude of 5.7, the earthquake's epicenter was located near the town of Hebgen Lake and caused significant damage to roads, bridges, and buildings in the area.

2. On April 16th, 1926, the famous American cowboy and rodeo star, Casey Tibbs, was born in a small town in South Dakota but raised in Montana. Tibbs went on to win multiple rodeo championships and was inducted into the ProRodeo Hall of Fame in 1979.

3. Montana State University, located in Bozeman, was founded on April 16th, 1893 as the Agricultural College of the State of Montana. The school has since grown into a respected public research and land-grant university with over 16,000 students and a variety of undergraduate and graduate programs.

4. Montana's first newspaper, the Montana Post, was published for the first time on April 16th, 1864 in the gold-mining town of Virginia City. The newspaper was known for its political commentary and criticisms of corrupt officials, and played a significant role in shaping Montana's early political and social landscape.

5. On April 16th, 1936, a major dust storm swept through parts of eastern Montana, causing widespread damage to crops and livestock. The storm was part of a larger weather pattern that led to the infamous Dust Bowl of the 1930s, which devastated much of the Great Plains region and forced many families to migrate to other parts of the country in search of work and better living conditions.