SpaceX’s Crew Dragon Demo-2 launched from the Kennedy Space Center in Florida.
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Mike Tyson won a technical knockout against Pinklon Thomas, winning the heavyweight boxing title.
The US Mariner 9 was launched – it went on to become the first satellite to orbit Mars.
Spain officially became the 16th member of NATO.
A magnitude 6.6 earthquake hit northern Afghanistan, which killed around 5,000 people.
The First Balkan War came to an end with the signing of the Treaty of London.
