Answer:
Hitler started routing up supporters and wanting Germany to rule most of the world and with people by his side he can start attacking countries around him, making him too powerful for others.
I’m guessing a sewage system
The other method of passing an amendment requires a Constitutional Convention to be called by two-thirds of the legislatures of the States. That Convention can propose as many amendments as it deems necessary. Those amendments must be approved by three-fourths of the states.
Hi there, sorry for the late answer!
First of all, lets review what "Unification" is.
Unification is the process of joining parts together into a whole; in national unification, diverse regions are brought together as one nation.
The factors that helped the unification in Italy were..
Geography (Italy is isolated. The alps are to the north, and they are surrounded by oceans), History(Italians are very proud of their heritage, including the Italian Renaissance), and the Efforts of 3 men (Mazzini, Garibaldi, Cavour).
Factors that encouraged German Unification were because they could not persuade parliament, they were aligned with Austria to attack Denmark for Schleswig and Holstein, and had a quick victory increasing Prussian nationalism.
Britain? I'm not completely certain though.