This agreement and the Sykes-Picot agreement were complementary, as France and Britain first had to satisfy Russia to conclude the partition of the Middle East.  Hussein`s letter of February 18 On February 2, 1916, McMahon appealed for £50,000 in gold, plus weapons, ammunition and food, claiming that Feisal was awaiting the arrival of « no less than 100,000 people » for the planned revolt, and McMahon`s response of March 10, 1916 confirmed British approval of the questions and closed the ten letters of correspondence. In April and May, discussions were launched by Sykes on the benefits of a meeting in which Picot and the Arabs were to participate in order to articulate the desiderate of the two sides. At the same time, logistics were managed in relation to the promised revolt and Hussein`s impatience with the measures increased. Recognizing their common objective of promoting regional economic development and trade in goods and services, the Parties shall endeavour to promote cooperation within the framework of strategic regional infrastructure projects and shall consider the establishment of a multilateral working group on the project « Towards Regional Peace ». . . .