The Royal Navy also has "Trafalgar" and "Astute"-class nuclear submarines that it can deploy to the area, though such deployments are classified. The threat from submarines to hostile ships was demonstrated during the Falklands War when HMS "Conqueror" sank the Argentine cruiser ARA "General Belgrano". The Royal Navy's submarines also carry BGM-109 Tomahawk cruise missiles, which have a range of and can strike at targets within an enemy country. In February 2012, a "Trafalgar"-class nuclear submarine may have been deployed to the Falkland Islands.