Answer:
The term president usually refers to the head of state of a country that is a republic. A prime minister is usually the leader of the government of a country that is a constitutional monarchy (Australia), republic (France), or another system of government.
Step-by-step explanation:
The President is both the head of state and head of government of the United States of America, and Commander-in-Chief of the armed forces. The Prime Minister is the leader of Her Majesty's Government and is ultimately responsible for the policy and decisions of the government.
The Prime Minister has no authority over matters concerning the Judiciary. While the furthest extent of the President's judicial power is granting amnesty to criminals on death row and creating laws for his or her country.
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