Military's search for advisors raises questions about intelligence gaps in a country where U.S. forces have operated since the 1990s....
MI6 chief's stark casualty estimate raises questions about Putin's military capacity and America's long-term commitment to Ukrainian aid....
Critical U.S. ally launches "high-risk" effort to keep 30-year-old submarine fleet operational until 2030s, creating potential security gap in Indo-Pacific....
Defense officials say Elon Musk's company demanded higher payments while U.S. forces relied on satellite service for battlefield communications....
Baltic state stations mobile interceptor units along 214-mile frontier as Moscow tests NATO defenses with unauthorized drone flights....
Lawmakers pressed Pentagon officials on aviation fuel cost spikes during conflict, signaling growing expectation of military confrontation with Tehran....
Planned cuts to U.S. forces available for European defense signal strategic shift toward China as NATO allies still underspend on military readiness....
New capability lets airborne crews control unmanned systems without vulnerable ground stations, answering China's missile threat....
Special Operations Command deploys upgraded biometric systems to identify threats where traditional intelligence can't reach....
White House pivots on Eastern Europe force posture one week after scrapping Army mission to NATO ally on Russia's doorstep....