The sweeping machine (vacuum cleaner) was patented in Chicago, US, by Ives W. McGaffey.
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Former US President Donald Trump was formally accused of mishandling classified documents.
While rescuing four captives in central Gaza, Israeli soldiers killed 247 Palestinians and injured 698.
World Oceans Day was celebrated for the first time.
The King of France, Louis V, was crowned.
A violent eight-month volcano eruption in Iceland started.
