How did German settlers differ from Anglo settlers? Anglos mixed well with locals, while Germans did not.
Anglos learned Spanish, while the Germans refused.
Germans were farmers, while Anglos were merchants.
Germans were Catholic, while Anglos were Protestant.

Ongoing civil wars western roman empire finally collapsed476 c.e. romulus, the last of theroman  emperors in  the west, was overthrown by the germanic leader odoacer, who became the first barbarian to rule in rome. the order that the  roman empire  had brought towestern  europe for 1000 years was no more.