British Prime Minister Boris Johnson admitted to hosting an illegal party during the first COVID-19 lockdown.
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Five boys rediscovered the Caves of Nerja in Andalucia, Spain.
The Charleston Museum was founded, making it the first public museum in the United States.
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NASA's Deep Impact space probe launched from the Cape Canaveral Air Force Station in Florida.
Obama surprised Biden with the Presidential Medal of Freedom during a White House ceremony.