‘… the defence of the realm and nothing else’ : Sir Findlater Stewart, Labour Ministers and the Security Service

In May 2013, a report on the British Security Service (MI5) by Sir Samuel Findlater Stewart was released by the Cabinet Office. Dated November 1945, the report on the future organization and activities of MI5 was significant in that it defined the Service's post-war remit, accountability and relations with the Secret Intelligence Service (SIS), laying the groundwork of MI5's mandate until the introduction of the Security Service Act in 1989. The article also suggests that the report is significant, not just because it sheds important light on MI5's wartime and post-war role, but because it helps question existing assumptions about the relationship between the Security Service and the post-war Labour Government of Clement Attlee, often viewed as a troubled one