Veterans Day, observed on November 11th in the United States, is a significant national holiday dedicated to honoring and expressing gratitude to all military veterans for their service and sacrifice. Originally known as Armistice Day, it commemorates the end of World War I, which formally concluded on November 11, 1918. The holiday serves as a time to recognize and appreciate the dedication and bravery of veterans who have served in various branches of the U.S. armed forces. Parades, ceremonies, and special events are held nationwide to pay tribute to these heroes and to acknowledge their role in defending the nation's freedom and security.