English clockmaker Daniel Quare gained the patents for a portable barometer to measure air pressure.
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The King of England, William II, was killed by an arrow while hunting in New Forest Hampshire, England.
Adolf Hitler became Führer of Germany following the death of President Paul von Hindenburg.
The Tower Subway in London became the first underground tube railway to open.
The finalized copy of the United States Declaration of Independence was signed by congress.
Iraq invaded the Gulf state of Kuwait.