Deep Dive: US-Israel attacks on Iran enter second week; Israel launches Lebanon offensive, vows to target Khamenei's successor; Trump eyes US troops in Iran

From a geopolitical standpoint, this escalation marks a critical juncture in US-Iran relations, building on decades of tension since the 1979 Iranian Revolution and exacerbated by the US withdrawal from the JCPOA nuclear deal in 2018. Israel, viewing Iran as an existential threat due to its nuclear ambitions and support for proxies like Hezbollah and Hamas, has long advocated for direct action, now aligning with US interests under a potential Trump administration prioritizing deterrence against Tehran. Key actors include the US seeking to curb Iranian influence across the region, Israel defending its borders amid multi-front threats, and Iran leveraging asymmetric warfare through allies in Lebanon, Syria, and Yemen to retaliate against superior conventional forces. The regional intelligence lens reveals deep cultural and historical fault lines: Iran's Shia leadership under Supreme Leader Khamenei frames this as resistance to 'Zionist aggression' and US imperialism, rallying domestic support via revolutionary ideology, while Israel's actions in Lebanon evoke memories of the 2006 war and ongoing Hezbollah entrenchment in southern Lebanon, a Shiite-majority area with cross-border ties to Iran. US-allied neighbors like Saudi Arabia, UAE, and Jordan face direct retaliation risks, straining their Abraham Accords normalization with Israel. Trump's consideration of ground troops signals a shift from Obama-era restraint to Reagan-style confrontation, potentially drawing in NATO allies or Gulf states for logistics. Cross-border implications extend to global energy markets, with potential Strait of Hormuz disruptions spiking oil prices and affecting Europe and Asia's economies. Humanitarian crises intensify in Lebanon, already fragile from 2020 port explosion and economic collapse, as Israel's offensive displaces civilians. For the outlook, escalation risks a wider war involving Russia (Iran's arms supplier) or China (economic partner), while de-escalation hinges on diplomatic off-ramps like Qatar-mediated talks, though vows against Khamenei's successor suggest regime change ambitions complicating resolutions.