[mattlutze]

Here is an interesting review of how the two are historically strongly correlated[1].

Their conclusion is that "[...] ethnic and elitist forms of nationalism, which combine to forge exclusive nationalism, help to perpetuate autocratic regimes by continually legitimating minority exclusions [...]"

Right-wing nationalism as we're currently experiencing it is exclusive. It broadly advocates for restoring revised historical cultural narratives of a particular ethnic group, for immigration restriction and immigrant removal, for further minority culture erasure, and so on.

1: https://ora.ox.ac.uk/objects/uuid:859c6af4-d4fd-461e-b605-42...