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This Day in American History

February 10

1 historic event on this date

Amendment1967

25th Amendment Ratified

The 25th Amendment to the Constitution was ratified, establishing clear procedures for presidential succession and disability. The amendment addressed long-standing ambiguities about what happens when a president is unable to serve, clarifying the Vice President's role in such situations.

Why It Matters

The 25th Amendment strengthened the continuity of presidential leadership, providing a constitutional framework that was used when Vice President Gerald Ford succeeded President Nixon in 1974.

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