The UN Security Council urged Sudan’s warring parties on Friday to immediately halt hostilities during the Muslim holy month of Ramadan and allow aid to get to 25 million people in desperate need of food and other assistance. Ramadan is expected to begin on or around Monday, depending on the sighting of the crescent moon. The 15-member council voted overwhelmingly in favour of the British-drafted resolution, with 14 countries in support and only Russia abstaining. Sudan plunged into chaos in April, when long-simmering tensions between its military, led by General Abdel Fattah Burhan, and the R…