7. Before he enter on the execution of his office, he shall take the
following oath or affirmation:--"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."
SECT. II. 1. 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 departments, upon any subject relating to the duties of their