以伊冲突持续之际，美参议员提出法案防止特朗普“未经授权”对伊朗动武

Group 1 - The core viewpoint of the article is that U.S. Senator Tim Kaine has introduced a resolution to prevent President Trump from using military force against Iran without congressional authorization, amid escalating conflicts between Israel and Iran [1][3] - Kaine's resolution emphasizes that the U.S. Constitution grants Congress the power to declare war, and any military action against Iran must have a formal declaration of war or explicit authorization for the use of force [3] - The article highlights the recent escalation of hostilities, with Israel conducting large-scale airstrikes on Iranian nuclear facilities and military targets, leading to significant casualties, and Iran retaliating with missile and drone attacks [3] Group 2 - Iranian President Ebrahim Raisi reiterated that Iran does not seek nuclear weapons and is not an aggressor, asserting Iran's right to utilize nuclear energy for beneficial research [4] - Raisi accused the U.S. of bullying and violating international rules while allowing Israeli aggression against Iran [4]