What does 撒回 mean in 部分领导人撒回祝贺，一些领导人则保持沉默?
Yes, 撤退 = retreat; 撤回 = redraw / retract
撤回前言 (retract the previous words)
撤回祝贺 (retract the congratulations)
撤回 is a formal term for retracting a formal statement