Topline
The Senate voted Tuesday to prohibit President Donald Trump from continuing the Iran war without congressional approval—the latest show of bipartisan backlash to the military conflict—though it’s unclear how the measure will be enforced.
President Donald Trump delivers remarks at the Mack Trucks Lehigh Valley Operations facility on June 23, 2026 in Macungie, Pennsylvania. (Photo by Andrew Harnik/Getty Images)
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Key Facts
The Senate voted 50-48 to approve the resolution, with four Republicans joining Democrats to pass the measure, following House approval earlier this month.
It’s the first time both chambers of Congress have approved a resolution to stop a president from using his military powers under the War Powers Resolution since it was adopted in 1973.