Operation Jericho was a low-level World War II bombing raid by British Mosquito aircraft on Amiens Prison in German-occupied France on 18 February 1944.\r \r Pathe newsreel film of the Amiens prison raid (later known as Operation Jericho ) on February 18th 1944, led by Group Captain Charles Pickard from RAF .\r \r Operation Jericho was a low-level World War II bombing raid by Allied aircraft on Amiens Prison in German-occupied France on 18 February 1944. The objective .