The unit began flying long - range strategic bombardment missions on 17 November 1942 .
The unit attacked such targets as submarine pens , docks , harbours , shipyards , motor works and marshalling yards in France , Germany and the Low Countries .
The unit began flying long - range strategic bombardment missions on 17 November 1942 and attacked such targets as submarine pens , docks , harbours , shipyards , motor works and marshalling yards in France , Germany and the Low Countries .