History2010sUnited Stateshigh confidence

In 2013, Senate Democrats used the nuclear option to allow most executive branch and judicial nominees to be approved by a simple majority.

Notes on verification

Confirmed by multiple independent contemporaneous and retrospective sources across the political spectrum, including detailed reporting on the 52-48 vote, the scope of the rule change, and the Supreme Court carve-out. [tier=silver indep_score=0.665 clusters=5 claim_tier=notable | kind=empirical eligibility=high]

Sources