(ii) Thrust in south towards Caucasia (while containing Russian armies in north
and centre). Force required against Caucasia some 30 Divisions (of which some 4 to 6 armoured
and 4 to 6 motorized) and 1500 aircraft. Earliest date by which this operation could be developed.
Concentration on the southern sector Z upward 2 + months. Fall of ROSTOV Z plus 3 months.
0ccupation of MAIKOP - TUAPSE area Z plus 4 to Z plus 4 +  months. 0ccupation of SROZNI
area Z plus 5 months. Occupation of BATUI - BAKU area dependent on degree of resistance in
Caucasia.
     ?(B) Thrust through Turkey towards Syria and thence Iraq and/or Egypt. Land force
required 20 Divisions (including 4 armoured and 6 motorized). Air force required - if Germans
decide to attack Turkey they would expect Turks to receive air assistance from ourselves.
Unlikely therefore that Germans would attack until they had assembled, in area from central
Mediterranean to Black Sea (which must be treated as a whole) some 1500 sircraft in addition to
all available Italian aircraft.
     Earliest date on which forces could be concentrated on Turkish Frontier. Z plus 2 + 
months. Earliest date on which force could reach Syrian Frontier. Turkey acquiescent Z plus 4 3/4
more Turkey resistance incalculable.
     (c) Invasion of British Isles.
     Land force required: 3O divisions (including 9 armour exclusive of Divisions required for
diversion.
     Air force required: -Full first line strength, denuding all other theatres of war.
     Naval forces required: Substantially the whole Germanv Navy would be involved. Earliest
date by which force could be concentrated in west. Z plus 3 to 4 months.
     (D) Operations in Central and Western Mediterranean.
     (i) Through Iberian Peninsula against Gilbralter and French North Africa. Land Air Forces
required - since these operations only likely to be contemplated by Germans to forestall
 
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