After Operation Hydra bombed other areas of Peenemünde in 1943, the P-7 blockhouse roof was reinforced, and in a 1944 raid, the blockhouse occupants suffered one injury when a periscope fell.
Operation Overlord | Operation Enduring Freedom | Operation Barbarossa | Organization for Security and Co-operation in Europe | Lernaean Hydra | Operation Market Garden | Hydra | Organisation for Economic Co-operation and Development | Operation Torch | Operation Vistula | operation | Operation Provide Comfort | Operation Anaconda | Police and Judicial Co-operation in Criminal Matters | Operation Weserübung | Operation Shingle | Operation Ivy | Operation Highjump | Operation Blue Star | Operation Anthropoid | Operation Paperclip | Operation Downfall | Operation Deny Flight | Operation Thunderbolt | Operation Southern Watch | Operation Michael | Operation Entebbe | Operation Condor | Hydra 70 | hydra |