Americas·18 June 2026

Iranian President Masoud Pezeshkian signed the Persian version of the Memorandum of Understanding with the United States, confirming Iran's formal approval of the agreement. The MOU aims to end the conflict and normalize relations, though its implementation remains subject to further steps. President Trump stated that the MOU is not final, while Senate Republicans sharply criticized the interim agreement, with Senator Bill Cassidy calling it 'the worst foreign policy blunder in decades.'

Vice President JD Vance warned that the U.S. will watch how the new Iranian government treats its people, signaling potential policy shifts based on Iran's domestic conduct. President Trump has begun questioning the accuracy of Israeli Prime Minister Benjamin Netanyahu after their phone calls, signaling growing skepticism toward Netanyahu amid tensions over the Iran deal. The United States and Israel remain locked in intense negotiations over Israel's military presence in southern Lebanon, with no breakthrough reported as the withdrawal deadline approaches.

The Federal Reserve voted unanimously to keep the benchmark overnight borrowing rate in a range of 3.5% to 3.75% during Kevin Warsh's first policy meeting as chair. Warsh announced that the Fed has 'dropped' forward guidance, stating that 'forward guidance is not the business we should be in,' marking a significant shift in communication strategy. Updated quarterly projections show nine officials now anticipate a rate hike later in 2026, signaling a potential shift in monetary policy direction.

The Dow Jones Industrial Average plunged 800 points, and the S&P 500 lost $1.2 trillion in market capitalization following the Fed's decision and Warsh's press conference. President Trump is likely to be disappointed as he has pushed for lower rates. Apple CEO Tim Cook confirmed plans to raise prices on products including iPhones and MacBooks, citing surging costs for memory and storage chips driven by AI-fueled demand for semiconductors.

A Mississippi police officer responding to a shoplifting complaint at a Walmart in Senatobia shot and killed one-year-old Kohen Wiley, who was inside a car. The officer has been placed on administrative leave pending investigation, and protests erupted outside Senatobia city hall as residents demanded accountability. In Los Angeles, political leaders backed calls for an investigation after police officers shot and killed a dog named Jameson, sparking public outrage and scrutiny of the Los Angeles Police Department's use of force.

Luigi Mangione, accused of gunning down UnitedHealthcare CEO Brian Thompson in Manhattan, plans to argue at trial that he was in an extreme mental health crisis at the time of the killing, aiming for a manslaughter conviction with lighter sentences. The United States has declared a state of emergency after the New World screwworm, a flesh-eating parasite, was detected. Authorities are mobilizing resources to contain the outbreak. Staff from House oversight and judiciary committees visited Ghislaine Maxwell's prison in Texas to investigate allegations of preferential treatment.

President Trump invoked the Defense Production Act to address serious problems in the US munitions industrial base, delegating authority to the Secretary of War to prioritize production of critical components such as motors and igniters. This move comes amid rising global demand and the need to replenish stocks sent to Ukraine. Defense Secretary Pete Hegseth announced a six-month NATO 3.0 Review to examine America's force posture and basing in Europe, signaling a potential restructuring of US defense commitments.

The US Air Force awarded General Atomics a production contract for the FQ-42A Dark Merlin collaborative combat aircraft, part of the Collaborative Combat Aircraft program designed to operate alongside manned fighters. The US Coast Guard announced it will homeport its planned fleet of Arctic Security Cutters in the High North, bolstering US presence in the increasingly strategic Arctic region. Democratic lawmakers demanded more information from the Trump administration about the proposed 'Golden Dome' missile defense shield, citing concerns over cost and oversight.

Brazilian President Luiz Inácio Lula da Silva publicly warned President Trump not to violate the code of ethics among nations that respect sovereignty, reinforcing his previous stance that Trump should not interfere in Brazil's internal affairs, including elections. Lula also stated after the G7 summit that Ukraine's sponsors are already tired of supporting it, reflecting his position as a neutral voice calling for diplomatic resolution to the war.

President Trump stated that Mexico has lost control of its country to drug cartels, describing the situation as 'sad' and calling Mexican President Claudia Sheinbaum 'a very good woman' but 'a very scared woman.' The comments come amid ongoing tensions over border security and drug trafficking between the US and Mexico. The United States began transferring immigrants out of the Alligator Alcatraz detention centre in Florida, a facility that has faced human rights concerns and lawsuits over its conditions.