Probably after the Anschluss. Although Hitler had already violated the Treaty of Versaille by rebuilding Germany's military and moving troops into the Rhineland, the annexation of Austria was the first big territory takeovers and as a result of the Allies inability to punish Hitler for this violation of the Treaty of Versaille, it allowed him the momentum to quickly overtake Lithuania, Bohemia, Moravia, and Czechoslovakia. Which of course leads up to the invasion of Poland.
They gave them ideas for the government like democracy. That’s one :)
Disadvantages, I believe, but am not sure are factual, were with a strong executive branch, the people feared that the president would manipulate his powers, just like the king of England had done so with the colonies and those who disagreed with it thought that the smaller sates wouldn't be voiced.
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giving us things like heat, light, and it made our lives easier to live by providing everything.
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