U.S. troops cannot be engaged in a war unless Congress formally declares war.

Question

Quizplus · Accepted Answer

The President can order military action without a formal declaration of war by Congress, as has been the case in numerous conflicts such as Korea, Vietnam, Afghanistan, and Iraq. Congress has the power to declare war, but it has not done so since World War II, relying instead on Authorizations for Use of Military Force (AUMFs) for military engagements.

US Troops Cannot Be Engaged in a War Unless Congress