August 18
Tennessee Ratifies 19th Amendment Granting Women Vote
Summary
By 1920, the women's suffrage movement had campaigned for decades across the United States, securing ratification in 35 states but needing one more for the required three-fourths majority. The Tennessee legislature convened in a special session amid intense lobbying from both suffragists and opponents. On August 18, the state House debated fiercely, with the vote tied until 24-year-old Representative Harry T. Burn received a telegram from his mother urging him to support the amendment. Burn changed his vote from opposing to supporting, securing passage by a single vote of 50-46. The Senate had already approved it, completing ratification. President Woodrow Wilson proclaimed the amendment part of the Constitution days later.
Why It Matters
The narrow Tennessee vote enfranchised millions of American women and completed a 72-year constitutional struggle that began with the Seneca Falls Convention. It transformed U.S. elections, politics, and civic participation while inspiring global suffrage movements. The episode highlighted the power of individual conscience in legislative battles and state-level action in amending the federal Constitution.
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Sources
- What Happened on August 18, History.com. Accessed 2026-07-02.
- Nineteenth Amendment ratified, Encyclopædia Britannica. Accessed 2026-07-02.