[P.O.E.]

it has replaced communism as the doctrine of the far left

Both are all about International Socialism.

[Jim Noble]

Both are all about International Socialism

Socialism can only work in a ethnically homogeneous polity.

The Scandanavian countries up until the recent flood of immigrants are excellent examples.

Of course, Norway or Denmark can't very well use the "NS" description for their systems, but that's what they are, or were.