Its the periodic movement if that what your asking for
Answer:
What form of government do we have in the United States? The United States, under its Constitution, is a federal, represent- ative, democratic republic, an indivisible union of 50 sovereign States.
the answer is representative democracy
A company that overcharged Union Pacific on purpose so the stockholders could pocket the difference and give some of the money to Congressmen
When he went to Milan, the Duke Sforza appointed him to be a military engineer where he had to design weapons and technological advancements that would help the duke gain warfare supremacy against enemies. He also built buildings and defenses, not just offensive weapons.