Russian offensive operations in Avdiivka will likely require an “operational pause” following Ukrainian troops’ withdrawal from the front-line city, the Institute for the Study of War (ISW) wrote in their Feb. 19 report. Ukrainian forces withdrew from Avdiivka in Donetsk Oblast on Feb. 17 amid ammunitions shortages and Russia’s intensifying efforts to capture the small industrial city. ISW analysts noted that Russia’s offensive operations, including shelling and aviation, “dramatically slowed” after the withdrawal. “Russian forces will likely have to conduct an operational pause before resumin…