A top U.N. official warned Thursday of the consequences of allowing Syria’s war to rage unchecked for yet another year as Russia intensified the first diplomatic push in a year to end to the devastating conflict.
Expectations that the Russian effort will succeed where others have failed are low: The factions remain far apart, and the main opposition groups have so far said they will not participate in talks with the Syrian government that Moscow is planning to host at the end of the month.