The Middle East has been thrust into a new phase of military conflict following a joint US-Israel operation against Iran, launched on Saturday, which notably resulted in the killing of Supreme Leader Ayatollah Ali Khamenei. This extensive bombardment has provoked complex international reactions and significant domestic political maneuvers across several nations.

Israel's top diplomat, Gideon Sa'ar, affirmed that no specific "timeline" has been established for the ongoing military operation. He clarified that neither Israel nor the United States intends to externally "impose" a new leadership on Iran but suggested that the strikes could create the conditions for the Iranian people to rise against the current regime. Sa'ar articulated that Iran's future leadership should be determined by its citizens through free elections, with the singular requirement that any incoming power must not pursue the destruction of Israel. He also defended the operation as a justified act of self-protection against a state calling for Israel's destruction, dismissing criticisms regarding international law violations. The Israel Defense Forces (IDF) announced the mobilization of 100,000 reservists as the strikes on Tehran continued.

US President Donald Trump controversially linked the massive attack he ordered against Iran to his persistent claims about his 2020 election loss to former President Joe Biden. In a Truth Social post, Trump echoed a headline from "Just the News," stating, "Iran tried to interfere in 2020, 2024 elections to stop Trump," and now faces "renewed war with United States." This incident marks the second military operation of the Trump administration where he alluded to allegations concerning the 2020 election, previously making similar comments after the "rendition" of Venezuela’s president Nicolás Maduro, linking to discredited conspiracy theories about Venezuelan election interference. While allegations concerning Venezuela have not been deemed credible by experts, Iran has indeed been accused of election interference by mainstream Biden-era officials. In August 2024, officials stated Iran was responsible for hacking internal Trump campaign records, and in 2020, Iran was implicated in a hoax email incident where Democratic voters received threatening emails falsely attributed to the Proud Boys. Despite these accusations, there is no known evidence that Iran played a key role in Trump’s 2020 election loss, although it is sometimes included in more outlandish conspiracy theories.

Adding another layer of complexity, the US military reportedly utilized Anthropic’s AI model, Claude, for intelligence purposes, target selection, and battlefield simulations during the Iran attack. This use occurred despite President Trump’s order, issued just hours prior, to sever all ties with Anthropic, a company he denounced on Truth Social as a "Radical Left AI company." The escalating conflict between Trump, the Pentagon, and Anthropic stemmed from Claude's prior use in the January raid to capture Venezuela’s Nicolás Maduro, to which Anthropic objected, citing its terms of use prohibiting violent applications, weapon development, or surveillance. Defense Secretary Pete Hegseth accused Anthropic of "arrogance and betrayal" but also acknowledged the inherent difficulty of rapidly detaching military systems from deeply embedded AI tools. Since the break, rival company OpenAI, led by CEO Sam Altman, has stepped in, securing an agreement with the Pentagon for the use of its tools, including ChatGPT, within its classified network.

The UK has also become directly involved, with Prime Minister Keir Starmer announcing that the US has been granted permission to use British military bases to attack Iranian missile sites. Starmer justified this decision by citing Iran's increasingly reckless approach, which he stated was endangering British lives and regional allies. He highlighted the presence of 200,000 British citizens in Middle Eastern countries targeted by Iran and emphasized the necessity to "destroy the missiles at source in their storage depots or the launchers." British jets are actively participating in coordinated defensive operations, having already successfully intercepted Iranian strikes. This deeper UK involvement has sparked considerable controversy domestically, drawing criticism from Labour's Emily Thornberry, Liberal Democrat leader Ed Davey (who demanded a parliamentary vote), and Green party leader Zack Polanski, all of whom questioned the legality or wisdom of the US action. Conversely, Starmer also faced pressure from the Conservatives and Reform UK to offer greater support to Trump. While the UK government refrained from explicitly endorsing Trump's military action or condemning the strikes, Defence Secretary John Healey remarked that "few people will mourn" the death of Ayatollah Ali Khamenei, describing the Iranian regime as a "source of evil."

Regarding broader international reactions, Israeli diplomat Gideon Sa'ar suggested that Europe's lack of a "unified position" among its member states prevented the sharing of operational details, unlike with the United States. He specifically criticized the Spanish government, accusing it of "standing with Iran," after Spanish Prime Minister Pedro Sanchez was among the most vocal critics, calling the operation an "escalation." In a joint statement with France and Germany, the UK affirmed its commitment to defending its interests and those of its allies in the region, including through "necessary and proportionate defensive action to destroy Iran’s capability to fire missiles and drones at their source."