John Alexander Ewart

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General Sir John Alexander Ewart GCB (1 June 1821 – 18 June 1904) was a 19th-century British military leader who commanded the Gordon Highlanders and several other important British regiments. A hero of the Siege of Lucknow he spent the second half of his life without his left arm. A favourite of Queen Victoria he served as her official aide-de-camp.