“I will not go into here the legal subtleties of the international purchase and sale of goods (in this case we are talking about manufacturing and delivery, and this is considered in international practice as a purchase and sale).
Suffice it to say that a significant change in circumstances may well serve as a legal basis for refusal to fulfill obligations. In this case, since the conclusion of the Mistral agreement, circumstances have changed very significantly. Moreover, the supplier could not have imagined or foreseen the possibility of such changes."