they have their own strategies and inventions from hero Themistocles. Themistocles helped the Athens win the battle against the Persians .
The correct answer is <span>the capture of Constantinople by crusaders. This showed that Constantinople could be conquered which was a big task because of its geographical locations. It enabled armies to keep going towards the middle east without asking anything of the Byzantine empire.</span>
The system of checks and balances in government was developed to ensure that no one branch of government would become too powerful. The framers of the U.S. Constitution built a system that divides power between the three branches of the U.S. government—legislative, executive and judicial—and includes various limits and controls on the powers of each branch.
