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This Day in American History

September 27

1 historic event on this date

Historical1964

Warren Commission Report Released

The Warren Commission, chaired by Chief Justice Earl Warren, released its 888-page report concluding that Lee Harvey Oswald acted alone in assassinating President John F. Kennedy. The report examined the assassination in exhaustive detail but generated enduring public skepticism.

Why It Matters

The Warren Commission Report and the debates it sparked reflect the importance of government transparency and public trust in democratic institutions, themes that continue to resonate in American civic life.

Explore the Principles Behind the History

Every event in American history connects to the founding principles. Discover the ideas that shaped these moments.

View the 28 Founding Principles