Abstract: The author discusses the special kind of presidential power called imperial presidency termed by American historian Arthur Schlesinger that led U.S. into war on the president's terms. He states that the position of the imperial presidency in international affairs will be secure as long as U.S. foreign policymakers preserves the nation's harmonic role in the world and its position can be dangerous as the world is in stake of war. He also mentions Stephen Griffin's authored book "Long Wars and the Constitution" that discusses the creation of the National Security State in the U.S. during the Cold War.