In Pictures

Royal Marine Commandos from Zulu Company, 45 Commando conduct rehearsals in Patrol Base Delhi prior to Op GLACIER [Picture: PO (Phot) Sean Clee]

Royal Marine Commandos from Zulu Company, 45 Commando conduct rehearsals in Patrol Base Delhi prior to Op GLACIER [Picture: PO (Phot) Sean Clee]

A mortar team from 42 Commando Royal Marines fire 81mm mortars on to Taliban positions [Picture: PO (Phot) Sean Clee]

A successful operation conducted, Royal Marine Commandos from The Brigade Reconnaissance Force return to Patrol Base Delhi [Picture: PO (Phot) Sean Clee]

A new day dawns and another Taliban position is destroyed by Air Support in the town of Garmsir [Picture: PO (Phot) Sean Clee]

A Taliban position catches fire after been targeted by Multiple Launch Rocket System (MLRS) during Op GLACIER 4 [Picture: PO (Phot) Sean Clee]

Royal Marine Commandos from India Company lay down fire from a Heavy Machine Gun on to Taliban positions in the Town of Garmsir [Picture: PO (Phot) Sean Clee]

Light Dragoons aboard a Scimitar vehicle patrol through the town of Garmsir [Picture: PO (Phot) Sean Clee]