British Armoured Car Expeditionary Force

British Armoured Car Expeditionary Forces
Pierce-Arrow armoured lorry of the Russian Armoured Car Division in Galați, Romania
Active1916–1918
CountryBritish Empire

The British Armoured Car Expeditionary Force (ACEF) was a British military unit sent to Russia during the First World War. It fought alongside the Russian Empire on the Eastern Front between June 1916 and 1918. The unit consisted of 566 men.