Yemen’s warring parties have committed to a new ceasefire and agreed to engage in a UN-led peace process to end the war, the UN envoy for Yemen said Saturday. Following a series of meetings in Saudi Arabia and Oman, a statement by the office of UN special envoy Hans Grundberg said he “welcomes the parties’ commitment to a set of measures to implement a nation-wide ceasefire… and (to) engage in preparations for the resumption of an inclusive political process”. The envoy “will now engage with the parties to establish a road map under UN auspices that includes these commitments and supports th…