The 400 citations in question:

[1] Victims of Communism Memorial Association

[2] Burger Eagle Freedom Institute

[3] China Freedom NGO (Washington DC)

[4-399] Western State Television Station (retrieved in 2020)

[400] Literally the CIA

The article editors in question:

u/USA_STEM_Edgelord_USA_1990

u/TotallyNotAFed69

u/WhiteCisManInHis30s