Akerman, by which the autonomy of Moldavia,Walachia and Servia was confirmed, free passage of the straits was secured for merchant ships and disputed territory on the Asiatic frontier was annexed, and in July 1827 he signed with England and France the treaty of London for the solution of the Greek question by the mediation of the Powers.
The Dutch admiral brought his charge of merchant ships up Channel between him and the French shore.
On the 10th his line was broken and some 60 of his merchant ships were captured.
Yet by taking advantage of the dark, and the turn of the tide, he succeeded in carrying the great majority of his merchant ships home.
Reflection had further shown them that to hamper their fleets by imposing the direct protection of a great flock of merchant ships on them was not even an effectual way to protect commerce.