Group 1 - The article discusses escalating tensions between the US and Iran, with President Trump threatening military action if Iran does not open the Strait of Hormuz within 48 hours [2] - Iran's military has warned that any attack on its energy infrastructure will lead to retaliation against US and allied energy facilities in the region [2] - The US is reportedly deploying three additional warships and approximately 2,500 Marines to the Middle East to enhance military options against Iran [2] Group 2 - Iran's Islamic Revolutionary Guard Corps has conducted missile and drone strikes against multiple Israeli military facilities as part of its "Real Commitment-4" operation [5][6] - Targets included locations in southern Israel such as Arad, Dimona, Eilat, Beersheba, and Kiryat Gat, as well as US military bases in Kuwait and the UAE [6] - The Israeli Defense Forces have responded by targeting Iranian regime objectives in Tehran and have approved airstrike operations across all fronts [8][10]