[7] During the War of the Spanish Succession Harveys Regiment moved to Portugal in March 1704 to support the Allied campaign in the Iberian Peninsula.

In July 1710 it fought at the Battle of Almenar but in December was overwhelmed by superior forces at Brihuega, the survivors being taken prisoner.

[8] During the Seven Years' War, it fought at Corbach and Warburg in July 1760 and then captured several French regiments at the Battle of Wilhelmsthal in June 1762.

[8] In an incident at Lezennes, a single squadron of the regiment, under Major Robert Craufurd, attacked and defeated a unit of 150 French troops, in October 1793 during the War of the First Coalition.

[9] The regiment next saw action when a squadron under Major Piercy Smith charged the rebels at the capture of Lucknow in March 1858 during the Indian Rebellion.

[14] After the war, the regiment remained in northern Italy, at Pegi on the River Isonzo, and then moved to Egypt in June 1947 before returning to Dale Barracks in Chester in October 1947.

[15] The regiment moved on to Bad Fallingbostel in Germany in 1949, before returning to Tidworth Camp in September 1954 and then deploying to Aqaba in Jordan later in the year.