U.S. Signals NATO Shore-Up Over Iranian Threats to Strait of Hormuz

U.S. Secretary of State Marco Rubio issued a pointed warning to NATO allies on Friday, May 22, regarding the security of the Strait of Hormuz. Speaking at a summit in Sweden, Rubio emphasized the need for multilateral contingency planning should Iran attempt to assert control or impose tolls on the critical global oil chokepoint. While the Trump administration continues to signal military readiness, Rubio noted that indirect diplomatic tracks have seen "a little bit of movement," suggesting a narrow opening for negotiations despite a generally stalled peace process. On the regional diplomatic front, Pakistan has emerged as a key intermediary. Field Marshal Asim Munir, Pakistan’s army chief, arrived in Tehran on Friday to facilitate back-channel discussions between Washington and Iranian leadership. This development coincides with the failure of the UN Nuclear Non-Proliferation Treaty (NPT) review conference, which concluded Thursday without a consensus, highlighting the widening gap in formal multilateral nuclear governance. Domestically, U.S. military posture remains at a heightened state of alert. Reports indicate that intelligence and defense officials have canceled upcoming Memorial Day weekend plans to maintain strike-readiness. However, the White House has not confirmed any final decision on new military action, maintaining that President Trump is currently keeping all options under consideration while focusing on the potential impact of the standoff on global energy markets and fuel prices.