A 6.9 earthquake in Spitak, Armenia, killed 25,000-50,000 people and left up to 500,000 homeless.
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Coca-Cola was named the world's largest plastic polluter by the charity ''Break Free From Plastic.”
The Royal Opera House opened at Covent Garden, London, England.
One of America's oldest documented highways was completed on this day in Connecticut, USA.
Delaware became the first state to ratify the US constitution.
An assassination attempt was made on the First Lady of the Philippines.
