ABSTRACT
X X Committee One of the major Allied intelligence triumphs of World War II, the XX (or Twenty) Committee offered British authorities a ready means for pass ing disinformation to the German high command virtually until war’s end. Early on, MI-5 (q.v.) re alized the strategic possibilities of double agents. By the summer of 1940, all six Abwehr (q.v.) agents operating in Britain were actually under the con trol of the Security Service’s B1 (a) Branch.
