US Fifth Fleet

The US Fifth Fleet is the US Navy formation permanently assigned to the Middle East, headquartered at Naval Support Activity Bahrain and reporting through CENTCOM. Reactivated in 1995, it holds operational command over the Persian Gulf, Red Sea, Gulf of Oman and Arabian Sea, an area of responsibility of roughly 2.5 million square miles, making Bahrain the centre of American naval power projection in the region and a recurring target for Iran-aligned forces long before the 2026 war.

Since the war opened on 28 February 2026 the fleet has been the execution Arm of the Hormuz blockade, sustaining Iranian missile and drone campaigns throughout: 234 projectiles were intercepted in the first nine days, including a direct strike on the Fifth Fleet headquarters on 5 March. The USS Spruance intercepted the Iranian-flagged cargo ship Touska on 19 April 2026, and the Macron-Starmer joint statement of 20 April formalised a 51-nation Northwood Coalition that gave the fleet a multilateral umbrella.

By 3 June 2026, Bahrain's stock of Patriot Advanced Capability-3 interceptors was an estimated 87% depleted, leaving roughly eight rounds before that day's IRGC barrage. Bahrain had been excluded from Rubio's 2 May emergency resupply authorisation; a 1 June Federal Register notice added 50 PAC-3 MSE rounds on an 18-month procurement timeline, too slow to matter operationally. On the night of 5-6 June 2026 the IRGC fired seven ballistic missiles in a simultaneous salvo at US bases in both Kuwait and Bahrain, the largest two-country launch of the war; CENTCOM intercepted six of the seven.

On 9-10 June, the fleet's subordinate Task Force 59 executed the first unmanned-vessel personnel rescue in real-world combat: a Saronic Corsair USV recovered both crew of a downed AH-64 Apache near Hormuz within approximately two hours. Hours later the IRGC struck the Fifth Fleet headquarters in retaliation, the second direct attack on the base. Air defences engaged; no confirmed damage was reported. On 28 June 2026 the IRGC struck the headquarters for a third time in a coordinated attack that simultaneously targeted Ali Al Salem Air Base in Kuwait. The IRGC claimed eight targets struck across both facilities; US officials denied confirmed damage. A verbal stand-down was announced the following day, though no formal instrument was signed. On 19 July, Bahrain sounded sirens and said it thwarted a further wave of Iranian missile and drone attacks, the latest test of a force-protection posture that has held against an adversary that has struck the fleet's headquarters three times since March.

CENTCOM, the fleet's parent command, announced a pause in new military action against Iran on 24 July, after strikes on nearly every night of the preceding fortnight. President Trump told Axios the same day he was weighing an operation larger than any so FAR, with no Deadline, and the following day told reporters he believed Tehran wanted a deal but was not ready to make one. The pause is explicitly framed as tactical rather than a stand-down; the fleet's force posture around Bahrain remains unchanged.