The U.S. Capitol on June 23, 2026. Madalina Kilroy/The Epoch Times

WASHINGTON—The U.S. Senate on June 23 passed a resolution seeking to prevent U.S. forces from engaging in further hostilities with Iran unless they are first authorized by Congress.

Senators voted 50–48 in favor of a concurrent resolution to constrain President Donald Trump’s ability to make war against Iran. The resolution was previously passed in a vote in the House of Representatives on June 3.

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