Adolf Hitler formed the Schutzstaffel, the infamous paramilitary organization known to most as the SS.
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The Kangra earthquake in India killed over 20,000 people.
US Congress released a US flag that featured 20 stars and 13 red and white stripes.
Jack Ma founded Alibaba Group Holding Limited.
Moscow was mentioned for the very first time in historical records when two princes met there for a great banquet.
Bill Gates and Paul Allen founded Microsoft.
