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flag Saildrone unveils 52-meter Spectre unmanned vessel for anti-submarine warfare.

flag Saildrone unveiled Spectre, a 52-meter, 250-ton unmanned surface vessel for anti-submarine warfare and strike missions. flag Built by Fincantieri in Wisconsin, the craft uses wind, solar, and dual diesel-electric propulsion for silent operation. flag It features two variants: one for endurance and another for stealth strikes, with sea trials scheduled for early 2027.

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