Setting the scene
The Hughes-Ryan Amendment (often associated with Church Committee reforms) was enacted in 1974-1975, requiring the president to report covert CIA operations to Congress. The amendment, passed in December 1974, was a response to revelations of CIA abuses—assassination plots, MKUltra mind control experiments, and coups in Chile and elsewhere—exposed by the Church Committee in 1975.
What happened
The law required presidential findings for covert actions and reporting to congressional intelligence committees. It ended the era of CIA operations conducted without congressional knowledge. The amendment was sponsored by Sen. Harold Hughes and Rep. John Culver (not Helms-Baker, but this appears to be the intended event).
Why it still matters
The 1975 intelligence reforms created permanent House and Senate intelligence committees and increased oversight, though covert actions continued. The reforms demonstrated Congress reasserting control over foreign policy after Vietnam and Watergate. The era marked a turning point in intelligence accountability.
Background
Church Committee exposed intelligence abuses.