18th Dragoons may refer to
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17th Lancers
The 17th Lancers (Duke of Cambridge's Own) was a cavalry regiment of the British Army, raised in 1759 and notable for its participation in the Charge of the Light Brigade during the Crimean War. The regiment was amalgamated with the 21st Lanc ...
, where designated the "18th Regiment of (Light) Dragoons" between 7 November 1759 and renumbered the 17th in 1761 (during this time they were also known as "Hale's Light Horse")
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18th Royal Hussars
The 18th Royal Hussars (Queen Mary's Own) was a cavalry regiment of the British Army, first formed in 1759. It saw service for two centuries, including the First World War before being amalgamated with the 13th Hussars to form the 13th/18th Royal ...
, were renumbered the "18th Regiment of (Light) Dragoons" in 1763, and briefly the title "4th Regiment of Light Dragoons" in 1766 before settling on the 18th in 1769.
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