"Détente" is the answer you're looking for.
Checks and Balances are all spread through out the branches. Each one is designed so no one branch became to powerful, each branch has to check and balance another one.
The rulers of Italy before the Romans were the "Etruscans", although it should be noted that the Etruscan dominance of the region was not even close to the Romans' in terms of power and political nature.
Robert Oppenheimer was a exiled German scientist that helped the US develop the first atomic bomb
Your answer is C
hope this helps
I believe it was located in Peru!!