© Licensed to London News Pictures. 19/10/2017. London, UK. Queen Elizabeth II reviews The King's Troop Royal Horse<br /> Artillery in Hyde Park, on the occasion of their 70th Anniversary. The KTRHA was formed on the wishes of His Majesty King George VI in October 1947. Commonly known as the 'Gunners', The Royal Artillery provides firepower to the British Army. Equipped with 13-pounder field guns dating from WWI, the Troop provides ceremonial salutes for Royal occasions and state functions. Photo credit: Ray Tang/LNP
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