Donald Trump's self-declared 'energy ceasefire' between Russia and Ukraine lasted roughly a week before both sides resumed striking each other's energy infrastructure — a collapse that was structurally inevitable given that neither belligerent had actually agreed to the terms. The episode reveals a coercive diplomacy model that extracts concessions from the weaker party while offering nothing binding from the stronger one. The sequence matters. Trump announced the ceasefire on TruthSocial, claiming 'both parties have agreed.' They had not. Russia continued launching hypersonic and ballistic missiles at Ukrainian power plants, leaving Kyiv without power and water. Ukraine voluntarily halted strikes on Russian oil refineries as a goodwill gesture to demonstrate readiness for negotiations. The asymmetry was immediate and total: one side stopped fighting while the other escalated. The White House response to this asymmetry was to punish the side that complied. Washington threatened to cut arms deliveries, and then appeared to act: Ukraine reported receiving no advance warning of Russian missile strikes for several days. Ukrainian soldiers said access to Starshield satellite terminals — controlled by the US military through SpaceX — had been restricted, crippling drone operations on the frontlines. Zelenskyy called the intelligence gap 'dangerous.' Russia's escalation was unmistakable. More than 360 drones targeted Kirovohrad in central Ukraine, killing three and injuring six. Zelenskyy said Russia had attacked with over 850 Shahed drones during a period when Ukraine's defensive capabilities were being 'artificially restricted.' The Ryazan refinery strike — Ukraine's first since the ceasefire declaration — followed Zelenskyy's public statement that 'the block is out. We're done.' The Trump-Zelenskyy relationship has deteriorated past the point of productive friction. Trump has publicly called for Ukraine to 'get a new president.' Zelenskyy told Piers Morgan he felt betrayed: 'It's a pity that we are losing a strong partner.' Elon Musk, whose SpaceX produces the Starlink terminals Ukraine's military depends on, posted 'Time for Zelensky to go' in response to Ukraine's stated intention to fight until Russia's defeat. The structural problem is not that diplomacy failed — it is that there was no diplomacy to fail. A ceasefire requires bilateral agreement, verification mechanisms, and consequences for violation. Trump's declaration had none of these. What it had was a single enforcement lever — US support for Ukraine — wielded exclusively against the party that initially complied. Russia faced no consequences for continued strikes on civilian infrastructure. The 20-year trajectory of this pattern is clear: if the dominant ally can unilaterally declare ceasefires, punish compliance, and ignore violations by the other side, the result is not peace but managed capitulation. Ukraine's decision to resume refinery strikes is a rational response to a coercive framework that offered restraint no reward. The energy ceasefire was never a ceasefire. It was a pressure test, and it broke.