I think in this context bullying can be expanded to its summative affect at the level of the society. This accumlative persecution is cultural and does in turn lesd to internal beliefs that one’s perceived deviance, as pushed by the dominant social narrative, is unworthy. There are studies that demonstrate societal pressures/persecution does lead to increased rates of suicide. This is most notable within marginalized groups supporting the point made above.

I believe they are referring to Project 2025: https://en.wikipedia.org/wiki/Project_2025