On May 18, 1980, Mount St. Helens erupted in Washington State, causing one of the most powerful volcanic explosions in U.S. history. The eruption resulted in the deaths of 57 people and caused widespread environmental damage, including the destruction of forests and wildlife habitats. The eruption also led to a significant economic impact, as local industries were destroyed. The event brought attention to the need for better volcanic monitoring and led to increased research into volcanic activity. Mount St. Helens remains a symbol of the power of natures unpredictability.