美国增派战机，伊朗举行军演，战争阴云笼罩美伊第二轮核谈判

Group 1 - The United States and Iran are set to hold indirect negotiations in Geneva on the nuclear issue, with President Trump indicating he will participate indirectly and warning of consequences for Iran if no agreement is reached [2] - Iranian Foreign Minister Zarif arrived in Geneva and expressed hope for a fair agreement, stating that there would be no option to yield under threats [2] - Both the US and Iran have demonstrated military strength, with Iran conducting naval exercises in the Strait of Hormuz and the US increasing troop deployments in the Middle East, including sending F-35A fighter jets [2][6] Group 2 - Zarif met with the Director General of the International Atomic Energy Agency (IAEA) and emphasized the importance of technical discussions, while Iran's cooperation with the IAEA had previously been suspended [3] - Iran's Deputy Foreign Minister stated that Iran is willing to compromise on nuclear issues but expects the US-led international community to ease sanctions [3] - Israeli Prime Minister Netanyahu expressed skepticism about a potential agreement, insisting that any deal must include the complete dismantling of Iran's uranium enrichment capabilities [5] Group 3 - The US military has increased its presence in the Middle East, with at least 12 naval vessels, including an aircraft carrier strike group, actively operating in the region [5] - The US has also deployed additional fighter jets and support aircraft to bases in the Middle East, preparing for potential escalations if negotiations fail [6] - Iranian officials have warned that any US military action would lead to widespread conflict in the region, targeting all US military bases as legitimate targets [6]