The September 30, 2026 deadline passed without any official notification or invocation of authorities under the War Powers Resolution for new U.S. hostilities in Yemen, sustaining the near-certain trader consensus on the negative outcome. A 2025 U.S.-brokered ceasefire with the Houthis had held through the resolution window amid ongoing but contained regional tensions tied to the Iran conflict, with no verified escalation requiring congressional notification or authorization by that date. Recent statements from President Trump on potential support for Saudi operations against Houthi targets emerged only after the cutoff, while congressional efforts focused on separate Iran-related resolutions rather than Yemen-specific war powers measures. Market resolution hinges on confirmation of any unreported executive actions within the exact timeframe, though historical patterns of public notifications and the absence of contemporaneous reporting make late reversals improbable.