After the fascist and Nazi regimes were defeated in 1945, European post-war historiography largely overlooked right-wing extremism. New research now shows how extremists rebuilt cross-border networks in Europe and the part Switzerland played.
For more depth on the usages of Fascism and it’s history, context etc. see this link about this new book. Facsism" by Princeton History Prof Federico Marcon.
The faster we recognise it, the better we can counter it.
The corrosion of other countries is not much better. Formerly Brazil, Argentina, South-Africa, the Arabian countries (though clad differently), Kazakhstan, Georgia, Moldavia, Nepal and thos are the ones that came to mind in the past 3 minutes. All are a bit different to each other and none are outright fascist yet, but some of them are well on their way or have major parts of their population heavily dipping in nationalism