Holy Emperor Louis IV of Bavaria defeated Frederick I of Austria during the Battle of Gammelsdorf.
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The first sustained flight of over five minutes was achieved and traveled three miles in the process.
The European Space Agency launched the Venus Express, the first European spacecraft to reach Venus.
Piero the Unfortunate was stripped of his title of Lord of Florence, Italy, and exiled.
In San Diego, California, SeaWorld announced that it would phase out its orca shows following protests.
Paul Rudd was named People Magazine's 2021 Sexiest Man Alive.
