Delaware became the first state to ratify the US constitution.
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A ban on diesel cars was called for in France.
One of America's oldest documented highways was completed on this day in Connecticut, USA.
A 6.9 earthquake in Spitak, Armenia, killed 25,000-50,000 people and left up to 500,000 homeless.
Pearl Harbor was attacked.
Thomas Edison demonstrated his phonograph to the editors of 'Scientific American.'
