The first edition of the script for “Harry Potter and the Cursed Child” was published.
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The Royal Navy began rationing rum.
The Rolling Stones began the first of two concerts in Ireland.
Samuel Hopkins was awarded the first US patent.
NASA's Lunar Prospector spacecraft was deliberately crashed into the Moon’s south pole.
The satirical book 'Poems, Chiefly in the Scottish Dialect' by Robert Burns was published.