The bill directs the President to remove US Armed Forces from hostilities in Iran unless there's a declaration of war or specific military force authorization. It emphasizes Congress's constitutional authority regarding war. It clarifies the President's responsibility to defend the US and its citizens but asserts that the use of military force in Iran without congressional approval violates the War Powers Resolution. The bill also outlines exceptions, such as defending against attacks and providing assistance to partner countries, while emphasizing that it does not authorize the use of military force. This bill impacts US military involvement in hostilities with Iran and aims to reinforce congressional oversight in decisions related to military actions.