Vice President of the United States but not actually become President of the United States in their own right. This understanding was first tested in 1841, following the death of President William Henry Harrison, only days into his term. Harrison's vice president, John Tyler, asserted that he had succeeded to the office of President, not just to its powers and duties. He took the presidential oath of office, and declined to acknowledge documents referring to him as "Acting President." Although some in Congress denounced Tyler's claim as a violation of the Constitution, he adhered to his position. Tyler's view ultimately prevailed when the Senate and House
President of Armenia incapable to perform his/her duties or is removed from office extraordinary elections are held on the fortieth day following the vacancy of the office of the President. During martial law or state emergency election of the president should not be held and the president in this case continues his/her responsibilities. The new election of the President of Republic is held fortieth day after the expiration of the term of the martial law or state of emergency The President of the Republic assumes his duties as stated in the law. In National Assembly’s special session the President should swear the following