The United Kingdom officially created its first National Park, the Peak District National Park.
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Using gene therapy, eight babies suffering from ''bubble boy disease" were cured in Memphis, Tennessee.
FedEx officially began its operations and flew 186 packages to 25 cities on the US's East Coast.
A US National Reconnaissance Office mission launched on a reused SpaceX booster for the first time.
Johns Hopkins University announced that the number of people who died worldwide due to the COVID-19 pandemic had reached three million.
Sirhan Sirhan was convicted of killing US Senator Robert F. Kennedy.