How did Rome went from an Empire to a Republic? At least 10 main points please :D

The Roman Republic became the Roman Empire in 27 BCE when Julius Caesar's adopted son, best known as Augustus, became the ruler of Rome. Augustus established an autocratic form of government, where he was the sole ruler and made all important decisions.

Explanation:

There ya go. :P

the influence of charles louis de secondant , baton montesquieu.

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.