<span>Mountains created cultural divides between civilizations </span>
Answer:
they brought out their mid evil deeds
It's a leading question, as cross-Atlantic trips carrying slaves would be European of all kinds. Though vikings usually enslaved people from the Baltic area but had slaves (thralls, in Danish; "trælle") from just about everywhere.
The Dutch and Belgians were far nastier than most nords, as at some point the Spanish and the Germans. Not to mention the old empire of the queen.
. True it was used to kill people
A summary of the actions of the many aggressive regimes in Europe of the past several centuries would include mostly religious "holy" wars and a desire for territorial expansion.