A questionable source exhibits one or more of the following: extreme bias, consistent promotion of propaganda/conspiracies, poor or no sourcing to credible information, a complete lack of transparency and/or is fake news. Fake News is the deliberate attempt to publish hoaxes and/or disinformation for profit or influence (Learn More). Sources listed in the Questionable Category may be very untrustworthy and should be fact-checked on a per-article basis. Please note sources on this list are not considered fake news unless specifically written in the reasoning section for that source. See all Questionable sources.

• Overall, we rate the Institute for Historical Review (IHR) as Questionable due to extreme right-wing bias, promotion of Nazi propaganda, and earning the label of a hate group.