Parthenon I did the research for this
Answer:
ok that good
Explanation:
that good you have good remembering power
The fact that the government is divided into three branches is known as the "division of power" - the power is distributed to avoid power abuse, so that no instance has unlimited power.
The fact that the three branches are overlapping is known as "checks and balances" - the branches check the other ones (whether their function is lawful) and balance each other.
A nickname for Americans are "Yankee's", and in some parts "doughboys". I hope this helps!