特朗普威胁：很快部署

Group 1 - The U.S. has deployed a second aircraft carrier to the Middle East amid escalating tensions with Iran, as President Trump supports potential regime change in Iran and plans to send "powerful forces" to the region [1][2] - U.S. special envoys are set to meet with Iranian officials in Geneva to discuss the long-standing nuclear dispute, while also engaging with Russian and Ukrainian officials to advance efforts to end the Ukraine war [1] - Trump indicated that if an agreement with Iran is not reached, military action may be considered, raising concerns about a broader conflict in the region [2] Group 2 - The U.S. military has a limited number of aircraft carriers, with only 11 in its arsenal, making them a scarce resource that requires long-term planning for deployment [3]