A yearlong war in Sudan has devastated the country and pushed its people to the brink of famine. Top diplomats and aid groups are meeting on Monday in Paris to drum up humanitarian support for the northeastern African nation to prevent further collapse and misery. Sudan descended into conflict in April last year when simmering tensions between the military and the paramilitary Rapid Support Forces (RSF) exploded into open fighting in the capital, Khartoum, and elsewhere across the country. The UN humanitarian campaign needs some $2.7 billion this year to get food, health care and other supplie…