>>/44495/
> How his crypto-Maoism manifests?
He's possibly tied to the Shining Path.
> How this will influence South Am. relations?
Not much immediately but Peru should shift closer to the Venezuelan side.

 >>/44497/
> PERÚ LIBRE es un partido de izquierda socialista, marxista-leninista-mariateguista.
Note they write this comparing themselves to two other organizations, which they describe as social democrats.
http://perulibre.pe/diferencias-entre-peru-libre-nuevo-peru-y-frente-amplio/

But, of course, precisely because he's brown he's liable to being romanticized by Europeans. His party might be self-proclaimed Marxist-Leninist but it isn't leftist? Maybe they're center-right Marxist-Leninists or something.
A moderate government is likely but if he feels powerful enough a hard turn to the left is not out of the question.