Defense.gov, the official website for the U.S. Department of Defense (DoD), was established as a means to communicate the department's activities and operations. The United States Department of Defense itself was founded by the National Security Act of 1947, which was signed into law by President Harry S. Truman. As a government entity, the DoD operates the website.Based in the Pentagon, in Arlington, Virginia, defense.gov covers a broad array of topics related to national defense and military affairs. This includes news about the Department's activities, policy changes and announcements, stories about service members, and updates on military operations worldwide.**One interesting fact**: Defense.gov provides a wealth of multimedia content, including photos, videos, and live broadcasts of Department of Defense briefings. This demonstrates the Department's commitment to providing up-to-date, interactive content that keeps the public informed about its activities and operations.