Congress alone may authorize war
The Constitution assigns the power to declare war to Congress — not to the executive, not to the Secretary of Defense, not to a unilateral presidential determination that circumstances are sufficiently urgent (Article I, Section 8). This was not an oversight. The framers watched European monarchs drag their nations into ruinous wars by prerogative alone, and they deliberately severed the sword from the hand that wields the purse. Sustained military strikes against a sovereign nation's infrastructure are not a skirmish; they are an act of war in every practical sense the law recognizes. The label the administration chooses — "pressure campaign," "protective action," whatever the framing — does not alter the constitutional weight of the deed. If the policy is wise and the cause is just, then the executive should be able to make that argument to Congress and obtain its sanction. The refusal to seek that sanction is not strength; it is an evasion of the structural check that protects the republic from the very kind of unilateral adventurism the framers feared most.
Executive must act swiftly for security
The Constitution names the President Commander-in-Chief for precisely the moments when deliberation is a luxury the nation cannot afford. When hostile action threatens American commerce, American lives, and the freedom of international shipping lanes, the executive must move — and move decisively. I knew from my own experience drafting the Federalist essays that a feeble executive invites the very dangers a vigorous one forestalls. Congress retains the power of the purse and the solemn authority to declare formal war; it has not been stripped of these. But the distinction between a full declaration of war and the exercise of executive force to protect national interests is not a constitutional fiction invented for convenience — it is a practical necessity acknowledged since the earliest days of the republic. The President must, however, inform Congress promptly, seek its sustained authorization, and operate within legislative bounds — executive energy is not a license for perpetual unilateral war. Swift action is justified; unchecked action is not.
Entangling foreign conflicts court disaster
The Constitution is unambiguous on this point: the power to declare war belongs to Congress, not to the executive, and no presidential doctrine, war-powers memorandum, or strategic rationale can transfer that authority by administrative will alone. I was deeply suspicious, even in my own time, of executives who discovered in emergency the latitude to act as monarchs — and I see nothing in the present circumstance that should dissolve that suspicion. Sustained strikes against a sovereign nation are an act of war in every meaningful sense; to prosecute them without a congressional declaration is to govern by executive fiat in the precise domain the framers most feared executive fiat would appear. Beyond the constitutional injury, I would counsel the republic to distrust the logic of entanglement: military commitments entered without deliberation tend to expand, debts accumulate, treasure is consumed, and the citizens who bear the cost were never consulted. A republic that outsources its war-making to a single hand has already lost something it will not easily recover.