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Event Brief

UK leads anti-submarine exercise off San Diego

The United Kingdom led the anti-submarine warfare component of the Maritime Big Play exercise, held off the coast of San Diego in October.
WHO: The United Kingdom
WHAT: The United Kingdom led the anti-submarine warfare component of the Maritime Big Play exercise.
WHEN: Reported Oct 28, 2026 at 3:09 PM ET
WHERE: San Diego, USA
WHY: The exercise included an anti-submarine warfare component; no further reason for the UK-led role was reported.

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