Adolf Hitler formed the Schutzstaffel, the infamous paramilitary organization known to most as the SS.
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The Declaration of Breda document was issued by the exiled King Charles II of England.
Martin Luther King Jr. was assassinated.
Jack Ma founded Alibaba Group Holding Limited.
Bill Gates and Paul Allen founded Microsoft.
Elon Musk bought a 9.2% stake in Twitter, amounting to $2.9 billion.