Britain and France defeated Russia during the Battle of Alma, which was the first battle of the Crimean War.
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Stephen III of Moldavia defeated the Ottoman Empire at the Battle of Vaslui.
The Battle of Somme began.
The Treaty of Granada was signed, marking the end of the Grenada War, which started in 1482.
Oliver Cromwell's forces from Cambridgeshire and forces from Nottingham met near Gainsborough, ready to battle the following day in the Battle of Gainsborough.
The Teutonic Knights defeated the Polish army in the Battle of Chojnice.
