The German chief diplomat said a ˈpolitical agreement on initial substantial stepsˈ had been reached in Geneva aimed at ending the nuclear dispute.
Westerwelle called on the West and Iran ˈto rebuild mutual trust over the next months.ˈ
He also urged a ˈtransparent and verifiable implementation of the accordˈ and a swift continuation of negotiations geared at a final resolution of the nuclear row.