Thatcher's Spy: My Life as an MI5 Agent Inside Sinn Féin

Early one morning in March 1985, as he climbed the six steps of Margaret Thatcher’s prime-ministerial jet on the runway of RAF Aldergrove, little did Willie Carlin know the role Freddie Scappaticci played in saving his life. So began the dramatic extraction of Margaret Thatcher’s key undercover agent in Sinn Fein—Willie Carlin, aka Agent 3007. For 11 years the former British soldier worked alongside former IRA commander Martin McGuinness in the republican movement’s political wing in Derry....