Toshiba rolled out a four-legged robot designed to clean up after nuclear disasters.
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FIFA World Cup 2022 kicked off in Qatar.
Roman soldier Diocletian was appointed the new Roman Emperor after Roman Emperor Carus's death.
Zumbi, the last of the Quilombo dos Palmares kings, was killed.
Beethoven premiered Fidelio in Vienna, Austria, which was his only opera.
English singer-songwriter Adele released her third studio album, '25.'
