The First Crusaders successfully sieged Jerusalem and took it from the Fatimid Caliphate.
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The British Museum in London was established after King George II gave his Royal assent to parliament.
Judge Thomas Penfield Jackson ordered the breakup of Microsoft Corporation.
During the Great Plague of London, infected persons' homes were marked with crosses.
Vatican City signed the Lateran Treaty making it an independent state.
The US and Britain signed the Lyons-Seward Treaty.