The 23rd Amendment was ratified, allowing residents of Washington, DC to vote in US elections.
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The return of escaped slaves in the US became compulsory after congress introduced the fugitive slave law.
The US government passed the Indian Trade and Intercourse Act.
The United States Supreme Court declared that it was unlawful to discriminate in interstate travel.
President Harry Truman signed the National Security Act.
The Ballot Act was passed in Great Britain.
