On July 31, 2015, the USMC officially declared that its F-35B Lightning II stealth fighter fleet had achieved its initial operational capability.
Key Aero
It’s been five years since the US Marine Corps (USMC) declared initial operational capability (IOC) on its Lockheed Martin F-35B Lightning II fleet. In doing so, the service became the first operator of fifth-generation multirole stealth fighter to pass this milestone.
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