British explorer Henry Hudson discovered Delaware Bay.
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The Slave Abolition Act was passed and came into effect the following year on August 1.
Half a million people in South East England were left without electricity.
Nature magazine published findings of a 3.8-million-year-old skull found in Ethiopia, which questioned our previous theories of human evolution.
Matt Vogel became the new voice for Kermit the Frog.
Tokyo celebrated the country's first LGBTQ+ pride parade.
