Russia-Ukraine escalation and diplomacy failure

Russia warns US to pull diplomats from Kyiv ahead of massive strikes using Oreshnik missiles, showing Putin's aggression and failure of Trump admin mediation. Reinforces need for America First deterrence posture. New analysis argues Ukraine holds leverage and US should force Putin concessions, adding strategic debate. NEW: Czech-led ammunition coalition fractures; Ukraine faces loss of half its heavy ammunition supply due to domestic politics (Babis) and TNT shortages.