US Bombers go to War with German 12 foot thick Concrete roof U-Boat Pens and Failed @WWIIUSBombers

Uploaded June 2026 | Updated September 2026, 2 weeks ago

In Oct 1942, US Army Air Forces prioritized the destruction of the 5 German U-boat bases over all other targets. This led to over 2,000 Bomber sorties sent to the 5 U-boat pens within the Bay of Biscay. 135 bomber were lost during these mission. The effect of the bombing effort was negligible. Submarine operations were not hindered and no submarines were lost from the bomber attacks.

US Bombers go to War with German 12 foot thick Concrete roof U-Boat Pens and Failed

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