The Trump-Xi summit is already costing Taiwan before it convenes: Washington has framed Taiwan's defense budget reduction as a concession to Beijing, converting a domestic fiscal decision into a diplomatic instrument, while the PLA ran twelve warplanes and six naval vessels toward the strait on Monday to establish the baseline before any agreement is reached.

Eastern Theater Command's Monday sortie follows a documented multi-domain exercise cadence running on roughly monthly intervals since 2023, and its timing is concurrent with pre-summit positioning in a pattern consistent with Beijing's standard practice of applying ambient military pressure while talks are framed as forward movement. Taiwan's concern, per MSN reporting, is not the written agenda but the room itself: that President Trump will depart from any agreed framework once face-to-face with Xi Jinping, General Secretary of the Chinese Communist Party since 2012, in ways no agreed talking-points document constrains. Taipei Times reported separately that Chinese military planners have taken note of the Pentagon's Hellscape concept, a distributed autonomous-systems architecture that US planners have positioned as the primary forward-area deterrent given documented constraints on F-35 range from Okinawa-based assets to the strait. If the summit produces a framework that pairs US acknowledgment of Taiwan's budget restraint against a PLA de-escalation signal, the Defense Advanced Research Projects Agency's Hellscape acquisition line becomes the first program casualty of an agreement Taiwan did not sign.