Classified papers have been released to show that Rockall was regarded as a potential spy base for securing information about a range of features - shipping, aviation, rocketry, geological - well to the west of the Hebrides. Here is the Irish Navy's vessel , the Roisin, undertaking a routine maritime patrol in the area. See the suggestions about the wider interests of more distant nations on the BBC website.
Scottish Islands Explorer - spies on the insular
Digital Edition: employs even newer technology