When did the idea of Northern Europeans as cold, disciplined, punctual, and restrained and Southern Europeans as expressive, lazy, lax about time, and impulsive appear? Was it the opposite, for example, in the Early Modern Period at the height of Spanish power?

by JJVMT
Johnny_Lawless_Esq

Piggyback question:

And how does the Catholic/Protestant dichotomy figure in to this?