Royal Air Force Typhoon FGR4s have operated alongside France's air force in a combined operation against an subterranean weapons facility in Syria operated by the Islamic State group (IS), per a report from the UK's MoD.
The site, identified by intelligence, was assessed as housing weapons and explosive materials, the announcement noted, and was located in mountains just north of the historic site of Palmyra in Syria's central region.
"Our fighter planes used laser-guided Paveway IV weapons to target a several entry passages providing entry to the depot... preliminary assessments are that the objective was successfully hit," the ministry announced.
There was no indication of any civilian impact in the attack conducted Saturday night and each participating jet returned safely, the ministry further stated.
The Typhoon FGR4s were backed up by a Voyager aerial refuelling aircraft.
Daesh - also known as Daesh - imposed jihadist rule over large swathes of Iraq and Syria until 2019.
"This operation demonstrates the UK's leading role, and commitment to work closely with allied nations, to eradicate any resurgence of Daesh and their violent and radical beliefs in the area," UK Defence Secretary John Healey stated.
UK warplanes have carried out overwatch operations over Syria to "prevent any efforts to regroup" of Islamic State subsequent to its defeat at the Baghuz confrontation in the year 2019, the ministry said.
"I must thank all the members of our armed forces who took part in this operation for their professionalism and their valour," the Defence Secretary commented. "They were part of a great many UK service members stationed over the holidays. This operation, to remove dangerous terrorists who endanger our security, demonstrates how UK forces are ready to step up, all year round, protecting the UK domestically and strong abroad."
During December, the American forces executed what it termed a "large-scale strike" on Islamic State objectives in Syria, after an ambush resulted in the deaths of two American soldiers and a local interpreter in Palmyra.
The United Nations estimates IS still has roughly 5-7 thousand fighters in Syria and Iraq.