In the United States which of the following has the power to declare war?

While the President serves as Commander-in-Chief of the armed forces and can direct military operations, the Constitution does not grant the President the authority to declare war. The President can request military action and respond to immediate threats, but formal declarations of war must originate in Congress, emphasizing the separation of powers.

The Supreme Court does not possess the power to declare war; its primary function is to interpret laws and the Constitution. While it can rule on cases related to war powers and military actions, it does not engage in the legislative process needed to declare war, thereby maintaining its role as a judicial entity.

The National Security Council (NSC) is an advisory body that assists the President in making decisions related to national security and foreign policy. However, it does not have the authority to declare war. The NSC can provide recommendations and strategies but lacks the legislative power to initiate military conflict.