✰ Answer :-
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The three key roles of the President are as follows :-
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1. Chief of State :-
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Every state or nation must have a chief of state that is the representative of the country. In USA, the President acts like the chief of state, but this is not the case with all the countries.
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2. Chief Executive :-
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The President acts as the chief executive of the nation, that is works to execute or amend different laws, and also, appoints key officials.
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3. Chief Diplomat :-
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The President plays a very important role in the nation's relationship with other nations. He/She acts to maintain peace their and other nations.
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There are many other roles of the President as well, but out of all, these were the most important roles played by the President.
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