I think it becomes difficult because they all wanted to have more advantages than anyone else, that became too much for the country that they defeated. The Potsdam Conference became difficult because they have problems on the things that they should do with Germany that they want to completely disarm the country.
The theory of a monarch rule by God's authority is: The Divine Right of Kings. Hope it helps!!
When Romulus Agustulus gave up power up power, Odoacer which is a German general took his crown away.
only the Greek states of the hellenic league.
The correct answer is making government more responsible to the needs of the people
Before the progressive era, the government was mostly passive in its role in everyday life of people and mostly focused on foreign policies. However, the progressives started meddling with things like economy in order to help people and also with things such as human rights or suffrage rights or similar things in order to help various groups.