It has long been alleged that groups like Hezbollah, Islamic Jihad, etc. have a foothold in a number of South American countries.
The have attacked Jewish or Israel targets in Argentina before:
https://en.wikipedia.org/wiki/1992_Buenos_Aires_Israeli_embassy_bombing
https://en.wikipedia.org/wiki/AMIA_bombing - 1994
Lots in Venezuela...along with Iranians.
4th reich?
What the hell are Muslims doing in Mendoza? That province noted for its superb Malbec wines was once an oasis of peace, even in the era of ‘desaparecidos.’