B. Argument. 5. With the conquest of Burma, China would be isolated and Japan would have reached the westward limit of her declared East Asiatic Sphere. With the threat of the building up of counter offensive from America and Australia, and of hostilities with Russia, Japan is faced in the West with the decision whether to exploit her success by advance into India or to consolidate her position for the time being at any rate, so as to free forces for use elsewhere. 6. Possibly military strategy with regard to the conquest of India did not enter into Japan's calculations at the outbreak of hostilities.