IRELAND• 263recruits for theNKVD. Of principal interest to the Security Service
was the British membership, from whom various spies were culti-
vated, among them,Douglas Springhall, who had served as a politi-
cal commissar with the British battalion,Morris Cohen, and Oliver
Green.INTER-SERVICES LIAISON DEPARTMENT (ISLD). Cover
name for theSecret Intelligence Service(SIS) in the Middle East
during World War II, with a B Section responsible for the recruitment
and management of agents anddouble agents. Headed by Captain
Cuthbert Bowlby inCairo, ISLD ran SIS stations across the region.
Bowlby was succeeded as director byJohn Teagueand Teddy
Smith-Ross.
INTER-SERVICES RESEARCH BUREAU.Cover name forSpecial
Operations Executive, found on a brass plaque outside the head-
quarters at 64Baker Street.
INTER-SERVICES SECURITY BOARD (ISSB).Headed by a for-
merMI(R)officer, Colonel Edward Combes, the ISSB was created
by the War Office, accountable to the chiefs of staff, to coordinate
measures intended to prevent the leakage of information to the
enemy. Inevitably this led the ISSB into developing policy on strate-
gicdeception, and as a consequence the body liaised closely with
the London Controlling Section, theJoint Intelligence Committee,
and‘‘A’’ Forcein the Middle East.
INVERGORDON MUTINY.Discontent in the Royal Navy following
the imposition of pay cuts culminated in a mutiny at Invergordon in
September 1931. The circumstances of the mutiny were investigated
byCharles Butlerand Colonel W. A. Alexander of the Security Ser-
vice.MI5reported that the trouble had been caused by a group of
400 sailors, who were promptly dismissed. Also sacked was thedi-
rector of naval intelligence, Rear Admiral C. V. Usborne, who had
failed to give any warning that a breakdown of discipline was immi-
nent below decks.
IRELAND.In April 1938 Eire, the Republic of Ireland, signed an
agreement with Great Britain for the withdrawal of British garrisons