The President shall be Commander in Chief of the Army and Navy of the United States, and of the Militia of the several States, when called into the actual Service of the United States; he may require the Opinion, in writing, of the principal Officer in each of the executive<span> Departments.</span>
The printing press affected the European Renaissance because texts about secularism and individualism became more widely available, <span>since this led people to question the "status quo" of religious dominance.</span>
The other major manufacturers of the world stopped trading
Traffic collisions and accidents are a major cause of death in the US as nearly 3 million people were injured in 2008 alone from the traffic collisions. While driving the risk of an accident is always present and that is why the drivers always need to be alert, not sit behind the wheel under influence. People shouldn't drive even when taking certain prescription drugs. All of these are warnings and ways by which the officials are trying to reduce the number of accidents on the roads.
Generally speaking, it was the Constitutional principle of "popular sovereignty" that was the main focus of the North–South conflicts that led to the Civil War, since the main fear in the South was that the federal government was going to eliminate the institution of slavery all together.