The 8th King's Royal Irish Hussars was a cavalry regiment

Cavalry regiments of the British Army

There are currently nine regular cavalry regiments of the British Army, with two tank regiments provided by the Royal Tank Regiment, traditionally classed alongside the cavalry, for a total of eleven regiments. Of these, five serve as armoured regiments, and five as formation reconnaissance...

 in the British Army

British Army

The British Army is the land warfare branch of Her Majesty's Armed Forces in the United Kingdom. It came into being with the unification of the Kingdom of England and Scotland into the Kingdom of Great Britain in 1707. The new British Army incorporated Regiments that had already existed in England...

, first raised in 1693. It saw service for three centuries, before being amalgamated into The Queen's Royal Irish Hussars in 1958.

The regiment was first raised in Ireland as Henry Conyngham's Regiment of Dragoons in Derry

Derry

Derry or Londonderry is the second-biggest city in Northern Ireland and the fourth-biggest city on the island of Ireland. The name Derry is an anglicisation of the Irish name Doire or Doire Cholmcille meaning "oak-wood of Colmcille"...

 in 1693, and ranked as the 8th Dragoons. It was briefly disbanded from 1714 to 1715, and 1716 to 1719, reforming each time without any loss of precedence.