King Louis I of Holland abdicated in favor of his son Napoléon Louis.
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The US aired its first-ever TV commercial.
Court TV was launched on American cable television.
The Morse code distress signal 'SOS,' originating from Germany, became the world's official message for help.
The first of four fatal shark attacks happened on New Jersey shores.
The Communist Party of China was founded with Chen Duxiu as the leader.
