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Rehearsal for D-Day: Exercise Tiger

Rehearsal for D-Day: Exercise Tiger

946 Allied casualties in Exercise Tiger, the rehearsal for D-Day. 200 Allied casualties on Utah Beach on D-Day. By Giles Milton.

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Aspects of History
Jun 28, 2025
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Rehearsal for D-Day: Exercise Tiger
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US Troops on Slapton Sands

It was three minutes past two on the morning of 28 April 1944. A flotilla of American warships was approaching Slapton Sands on the Devon coast in south-west England, a crucial practice exercise in advance of the D-Day landings. Exercise Tiger was a 300-vessel, 30,000-men dress rehearsal for the biggest amphibious landing in history. It would enable Allied commanders to fine-tune their Normandy battle plan.

Angelo Crapanzano was one of those involved in the operation. He was in the engine room of his vessel, named LST 507, when it was suddenly rocked by a tremendous explosion. ‘I got this sensation of flying up, back, and when I came down I must have bumped my head someplace and must have been out for a few seconds, because I felt cold on my legs,’ he later recalled.

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