Of all the ones listed. I did hear about White Nationalism and White Supremacy pre-Obama

But it was usually in the context of it being dying ideologies with those ideas and schools of thought being largely limited to Prepper/Secessionist Militia type compounds in the ass end of nowhere. Prison Gangs. The extremely elderly. And edgy internet larpers and Trolls.

And from what I remember. The Prepper/Secessionist Militia types were for the most part despite their virulent rhetoric largely content to sit in their compounds and be a local curiosity to gawk at along with causing varying degrees of inconvenience and headaches to Local and State Authorities.