Animal fossils found in North Carolina became the oldest known in the US.
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The oldest known recording of a solar eclipse from China was reported.
More than 100,000 people attended a vigil in Hong Kong to commemorate the Tiananmen Square Massacre.
Up to 800 civilians and 12 soldiers died during a student protest for democracy at Tiananmen Square, Beijing, China.
The Sci-Fi movie 'Star Trek II: The Wrath of Khan' was released in the US.
Abercrombie & Fitch opened their first store in Manhattan, New York City, US.
