Portugal and the Dutch Republic signed the Treaty of The Hague.
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World Resources Institute reported that a quarter of the world's population is running out of water.
After being the first man to sail the world non-stop in the wrong direction, Chay Blyth returned to the UK.
US President Lyndon B. Johnson signed the Voting Rights Act, which was introduced to stop voting discrimination against minority groups.
Korean Air Flight 801 crashed while approaching Guam airport, killing 229 of the 254 people aboard.
The United States of America dropped its first-ever atomic bomb on the city of Hiroshima, Japan.