Trump declared hostilities over. Congress lost its opening.

After U.S. airstrikes on Iran's Qeshm, the Congressional Progressive Caucus was planning to force a war powers vote every single day Congress was in session. Then Trump declared hostilities 'terminated.' Per Axios, lawmakers and aides were quietly reassessing before Congress returns next week. One senior House progressive said it plainly: 'Who knows how many times Trump could change his position between now and then.'

This is the executive branch's oldest procedural escape hatch against the War Powers Resolution of 1973: act fast, declare it over, and dare Congress to vote on a conflict that's technically paused. Nixon vetoed the Resolution. Every president since has treated it as advisory at best. The lesson from Lebanon (1983) and Libya (2011) is the same: by the time Congress assembles a majority, the president has changed the facts on the ground.

If a presidential declaration of 'terminated hostilities' is enough to moot a war powers challenge, Congress loses its last practical leverage over offensive military action. That's not a policy disagreement — that's Article I authority over war being ceded by default, not debate.

Watch what the CPC actually files — or doesn't file — when Congress returns next week. A forced war powers vote, even one that fails, builds a record and a constitutional argument. Silence is a concession. The specific test: does any Democrat introduce a formal resolution under 50 U.S.C. § 1544(c)? That's the tripwire.