The invasions of Germanic groups led to a series of negative changes . Three effects of the Germanic invasions were halt on trade. Transportation of goods became unsafe. Less people were educated, and Europe no longer had one spoken language, unable to be understood by all.
Like what? what things do you mean
If this is refering to the Second World War, regardless the creation of the German Bizmark, Hitlers “new deal” program was to restart the German economy. While it did contribute tension between the great powers in Europe, Hitler had youth traning programs and engineered tanks that were far superior than what France and the British had. There was and agreement between the European powers that limited naval guns to less than 13mm (which Germany spat on by equipping the Bizmark with 15mm), to reduce world tension.