Five women were hanged for witchcraft as part of the Salem Witch Trials in Massachusetts, US.
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George IV succeeded his father, George III, as King of the United Kingdom.
Due to climate change, a deadly heatwave landed in North-East America.
Adolf Hitler offered peace to Great Britain if they would surrender and allow Germany to dominate the country.
The Seneca Falls Convention became the first-ever US women's rights convention.
Brunel's SS Great Britain ship was launched after taking four years to build.
