Laid down 24 May 1943, launched 5 August, 1944.

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December - Attached to 3rd (Holy Loch) Flotilla for trials.

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July - Operating with British Pacific Force out of Fremantle.

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January - Returned to Devonport for refit.

May - Recommissioned for 5th (Portsmouth) Flotilla.

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December -  Re-entered Chatham dockyard for a complete reconstruction programme. Commissioned for 2nd (Portland) Flotilla.

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March - Having developed engine trouble whilst operating in the Caribbean, she was towed to Devonport by the tug Samsonia.

April 9th - Arrived

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Attached to 5th (Mediterranean) Flotilla. Operating out of Malta she was one of the last submarines to use this island base.

November - Returned to UK and entered Portsmouth Reserve.

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Transferred to Israeli Navy after an extensive refit and re-named Leviathan