The issue focused attention again last week after Sir Nicholas Macpherson revealed how Scotland Yard investigated MPs suspected of plotting illegal fundraising activities during the Falklands War.Sir Nicholas Macpherson told MPs there had been three inquiries involving MPs suspected of bribery during the Falklands conflict - Operation Trojan Horse, Operation Dickens and Operation Nugget.Operation Dickens investigated MPs suspected of arranging bribes during the Falklands conflict - Operation Trident - involving Baroness Rowling and Denis Thatcher.Operation Trident investigated MPs suspected of conspiring with prostitutes during the Falklands