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§ 63 motives, and it is fairly evident that any expanding bullet which, from its behaviour, is tantamount to an explosive bullet, may be looked upon as infringing the terms of the Declaration, even though it contain no actual explosive; the terms of the Hague Declaration (Article 60) are virtually an admission of this. It is equally clear that neither at St. Petersburg, in 1868, nor at the Hague, in 1899, did the matter arise that now confronts us; and so it is actually a question to what extent either document will be considered binding under the conditions which have arisen. In any case it behoves us to ascertain everything there is to know on the subject, and to be prepared for all eventualities.