https://www.politico.com/news/magazine/2023/04/06/tennessee-expulsion-future-democrats-00090911
The case of the two Tennessee Democrats involves neither criminal nor immoral conduct nor the mere statement of opinions. It involves conduct — encouraging demonstrations and bringing a bullhorn and posters to the state House floor — that violates the rules of the House. Still, the legislature has never imposed before so severe a penalty for rules violations, and over the past few years, a number of legislators have kept their posts even after being charged with serious sexual misconduct.