1. In 1863, Union troops under General William Averell defeated Confederate forces at the Battle of White Sulphur Springs, which took place in present-day Pocahontas County. This victory helped secure Union control over the region and prevent Confederate forces from advancing further into West Virginia.

2. April 28, 1930, marked the birth of Marion County native Don Knotts, best known for his role as Deputy Barney Fife on the classic television show "The Andy Griffith Show." Knotts won five Emmy Awards for his portrayal of Fife and had a successful career in film and television that spanned several decades.

3. On this day in 1937, the town of Richwood, located in Nicholas County, was incorporated. Richwood is known for its annual Ramp Festival, which celebrates the wild onion-like plant that grows in the surrounding forests.

4. In 1954, the West Virginia Legislature voted to establish a state park system, which led to the creation of several popular parks and recreation areas in the state, including Kanawha State Forest, Blackwater Falls State Park, and Holly River State Park.

5. On April 28, 1985, the West Virginia State Museum opened its doors in the Cultural Center Complex in Charleston. The museum showcases the state's history, culture, and natural beauty through exhibits that include artifacts, photographs, and interactive displays.