The United Nations says warring parties in Yemen have agreed on a significant step to end the devastating civil war, following a series of meetings in Riyadh, Saudi Arabia and Muscat, Oman mediated by the UN. In a statement Saturday, the UN Special Envoy for Yemen, Hans Grundberg, welcomed the parties’ commitment to a set of measures, which includes implementing a nationwide ceasefire, improving living conditions in Yemen, and the resumption of an inclusive political process under UN auspices.