There are “no volunteers” to fight Russia if the conflict reignites after a settlement, Foreign Minister Radoslaw Sikorski has said Western ‘security guarantees’ for Ukraine could end up being hollow, Polish Foreign Minister Radoslaw Sikorski has warned, arguing that Kiev’s backers have so far shown no willingness to go to war with Russia if the conflict flares up again after a potential ceasefire. Western capitals have for months debated over the commitments that could accompany a peace deal