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This Day in American History

May 1

1 historic event on this date

Legislation1958

Law Day Established

President Dwight D. Eisenhower established Law Day as a national day of dedication to the principles of government under law. Congress later codified May 1 as Law Day in 1961, intended as an alternative to communist May Day celebrations during the Cold War.

Why It Matters

Law Day reaffirms the American commitment to the rule of law, due process, and equal justice under the Constitution as the foundation of a free society.

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