Military — 2026-05-28

Zelensky Sends Trump Urgent Letter Warning of Critical Missile Defense Shortages

BLUFAbsent any signal Washington is weighing acceleration, new Patriot PAC-3 transfers to Ukraine are unlikely within the next 60 days, leaving Kyiv's interceptor gap to widen as Russian strikes intensify.

The Kyiv Independent reported May 27, from a document review, that Zelensky sent Trump and Congress a letter requesting Patriot PAC-3 missiles and stating Ukraine "relies almost exclusively on the United States" for ballistic missile defense as its interceptor stockpiles reach critical levels 1. Presidential communications adviser Dmytro Lytvyn confirmed the two recipients while Ukraine's Ambassador Olha Stefanishyna distributed copies to the White House, House Speaker Mike Johnson, and members of Congress 234. The letter states PURL deliveries no longer keep pace with the threat, with U.S. Patriot stocks strained further by the Iran war's consumption of air defense ammunition protecting Gulf sites, and proposes joint production of Patriot systems with U.S. allies in Europe under American control 12. Russia launched 90 missiles and 600 drones in a May 24 mass attack, and Lavrov notified Rubio on May 25 that Moscow was beginning systematic strikes on Kyiv "decision-making centers" 125.

Analysis
A US authorization of new Patriot PAC-3 transfers to Ukraine within 60 days is unlikely. The Trump administration has signaled no willingness to accelerate deliveries, and PURL program transfers already lag Kyiv's threat pace. Lavrov's May 25 notification to Rubio that Moscow is beginning systematic strikes on Kyiv raises the political cost of accelerating hardware absent a broader policy framework. Moderate confidence rests on the Kyiv Independent's direct document review and Lytvyn's on-record confirmation, offset by the absence of any observable indicator that Washington is actively deliberating a favorable response. The letter may primarily serve as positioning ahead of ceasefire negotiations rather than an operational request. A NO decision within the window forecloses US channels and forces Kyiv to European bilateral routes as its primary remaining avenue for ballistic missile defense.

6 sources