1. Statehood Day - August 15, 1863, is the day West Virginia officially became a state after separating from Virginia during the Civil War. It is celebrated as Statehood Day and is a public holiday in West Virginia.

2. Battle of Carnifex Ferry - On August 15, 1861, Union troops under Brig. Gen. William S. Rosecrans defeated Confederate forces under Brig. Gen. John B. Floyd at the Battle of Carnifex Ferry. The battle was crucial to keeping control of West Virginia's Kanawha Valley and securing Union forces in the region.

3. Golden Delicious apple - The Golden Delicious apple, one of the most popular varieties of apples worldwide, was discovered by chance on August 15, 1912, by a farmer in Clay County, West Virginia. The apple's success helped make West Virginia one of the top apple-producing states in the country.

4. Blackwater Canyon - On August 15, 1935, President Franklin D. Roosevelt authorized the creation of the Blackwater Canyon National Park, which would later become part of the Monongahela National Forest. The park is known for its rugged terrain, scenic beauty, and outdoor recreation opportunities.

5. West Virginia's Centennial - On August 15, 1963, West Virginia celebrated its centennial anniversary, marking 100 years since becoming a state. The state's elected officials, as well as national dignitaries, attended the celebration, which included a parade, fireworks, and other festivities.