The difference between legislative, executive and judicial power reflects in the functions of governing systems. There are several governing systems – presidential, parliamentary and French hybrid. Important moment is the separation of powers – the extent to which the powers of government are separated functionally between parts or branches of government. The legislative and executive power must be separate, because when they are united in the same person, there can then be no liberty, because the leader can exercise tyrannical laws.
The United States has a presidential system, as do countries it has influenced regionally, culturally or militarily, including Latin American countries and the Philippines. With the exception of the US, presidential systems in the past have often been associated with politically unstable and authoritarian regimes.…
