of Kiang Cheng impinges upon the territory of Kiang Hung. It was agreed that a tract of country to the south of the Nam Wan river belonging to China should be held on a perpetual lease by Great Britain, afterwards fixed at 1000 rupees a-year, and that neither Munglem nor any part of Kiang Hung on the right bank of the Mekong, nor any part of it in Chinese possession on the left bank, might be ceded to any other nation without Great Britain's consent. Owing to the veil of obscurity which still hung over the geographical peculiarities of the nebulous country lying to the north of latitude 25°, it was decided that the settlement of this portion of the frontier should be left to the more accurate knowledge of a future date.
Beyond the settlement of the much-debated frontier, some attention was paid to the all-important matter of commerce and communications, which had been productive of a vast outpouring of literature and discussion, of fruitless action, and of no little disappointment and humiliation in the past. With certain specified exceptions, Great Britain granted free entry
