Final answer:
The 22nd Amendment of the United States Constitution restricts the number of times a person can be elected as President.
Step-by-step explanation:
The 22nd Amendment of the United States Constitution deals with the limitation on the number of times a person can be elected as President. It specifically states that no person can be elected to the office of the President more than twice, and no person who has held the office of President, or acted as President for more than two years of a term to which some other person was elected President, can be elected to the office of the President more than once. This amendment was passed in response to Franklin D. Roosevelt's unprecedented four-term presidency.
Learn more about The 22nd Amendment of the United States Constitution