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The ship, named the USX-1 Defiant, is the prototype resulting from about five years of work by the Defense Advanced Research ...
The Defiant will have to pass one final test that comes in the form of a long voyage out on the open seas, facing different ...
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Straight Arrow News on MSNUS Navy getting Defiant: Unmanned ship highlights innovation
DARPA christened the USX-1 Defiant, a 180-foot fully autonomous medium unmanned surface vessel built for the U.S. Navy.
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