Canadian submarine sinks American warship in Pacific Ex
The attack marked the first Canadian submarine participation in RIMPAC since 2014, with 31 nations and about 25,000 personnel involved.
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On 12 July a Submarine Britain Sold to Canada for £1 Fired the Torpedo That Sank a Decommissioned US Navy Cruiser
On 12 July 2026, during RIMPAC, HMCS Corner Brook fired an Mk 48 heavyweight torpedo and delivered the final strike that sank the decommissioned cruiser USS Mobile Bay. The submarine began life as HMS Ursula, one of four Upholder-class boats Britain laid up in 1994 and sold to Canada for a nominal pound each.
Canadian submarine sinks American warship in Pacific Ex
A Royal Canadian Navy submarine delivered the decisive torpedo strike against the decommissioned cruiser USS Mobile Bay during a multinational sinking exercise at RIMPAC 2026, the UK Defence Journal understands. HMCS Corner Brook, a Victoria-class submarine, fired a Mk 48 heavyweight torpedo at the former Ticonderoga-class guided-missile cruiser during the live-fire event on 12 July. Mobile Bay was subsequently sunk in deep water north of Kauai …
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