Police checks on drunk drivers was declared constitutional by the US Supreme Court.
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The Disneyland Monorail System opened to the public in Anaheim, California.
The Second Continental Congress met to create the US flag with stars and stripes.
Leonard Norcross was granted the first US patent for an underwater diving suit.
Elvis Presley graduated from L. C. Humes High School in Memphis, Tennessee, US.
Edward Snowden was charged with spying and stealing 'government property.'
