The regiment, which had been serving at Potchefstroom in South Africa when the First World War started, returned to the UK and than landed at Ostend as part of the 6th Cavalry Brigade in the 3rd Cavalry Division in October 1914 for service on the Western Front. It took part in the First Battle of Ypres in October 1914, the Second Battle of Ypres in April 1915, the Battle of Loos in September 1915 and the advance to the Hindenburg Line in 1917.