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Congressional subpoena power

The power of Congress to issue subpoenas and the limitations imposed by the Supreme Court, particularly in cases involving presidential or high-office privacy and separation-of-powers concerns.

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Jan 16, 2026
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Which federal subpoenas issued to Donald Trump during his first term were not complied with?

Federal efforts to compel documents and testimony tied to President Trump’s first term encountered repeated resistance and protracted litigation; the most prominent unsubdued demands were the congress...

Jan 23, 2026

Have courts previously approved metadata subpoenas targeting lawmakers and how were separation‑of‑powers concerns addressed?

Courts have long treated as a core legislative tool and generally decline to quash them when tied to a legitimate legislative purpose, but recent doctrine has carved out special scrutiny where subpoen...