HMS Invincible is a Royal Navy Anti-Submarine Warfare Carrier, the lead ship of three in her class. She was launched on 3 May 1977 and is the seventh ship to carry the name. She was decommissioned on 3 August 2005 but remains in reserve until 2010,

she took part in the Falkland war in 1982 and Argentina claims to have damaged this ship during the War this is officially denied by the British Government.

For defence the carrier has a number of systems. She originally had two 20 mm Raytheon Phalanx close in weapon systems, but these were upgraded to three Thales 30 mm Goalkeeper CIWS; they also have two Oerlikon 20 mm cannons The carrier's air group comprised nine Harriers and twelve helicopters.