This is a question that is subject to a tremendous amount of debate. Some would say it has never been abandoned. Some would say it has been abandoned (or at least ignored) under every President for at least the past half-century.
The President of the Senate (Vice President of the United States) is given that authority in the US Constitution.
He promises to preserve, protect and defend the Constitution of the United States.
President James Madison is known for being the father of the Constitution of the United States. James Madison was the 2nd President of the United States of America.
The powers of the President are given in the United States Constitution. article II,section 2.
The Constitution gives the President of the United States his delegated powers.
The constitution is the highest law of the US; the entire legal and organizational structure of the United States depends upon the constitution. Another way of putting it is, the constitution is the basic agreement by means of which the country of the United States was created. Hence, the highest duty of the President is to defend the constitution. That is what the President is elected to do.
the United States Constitution
When the President of the United States is sworn into office, he swears to preserve, protect, and defend the Constitution by taking the following oath of office : "I do solemnly swear (or affirm) that I will faithfully execute the office of President of the United States, and will to the best of my ability, preserve, protect, and defend the Constitution of the United States."
The President of the Senate (Vice President of the United States) is given that authority in the US Constitution.
He promises to preserve, protect and defend the Constitution of the United States.
The power of the President of the United States, delegated or implied by the Constitution, to implement and enforce laws.
The President of the United States
The President's oath of office is in Article II Section I Clause 8 of the United States Constitution. "I do solemnly swear (or affirm) that I will faithfully execute the office of the president of the United States, and will to the best of my ability, preserve, protect, and defend the constitution of the United States."
James Madison was considered the father of the constitution
The President of the United States must swear to preserve, protect, and defend the constitution of the United States of America.
President James Madison is known for being the father of the Constitution of the United States. James Madison was the 2nd President of the United States of America.
Article Two of the United States Constitution