With the Allies gaining air superiority by 1943, different sections of the Luftwaffe – which had responsibility for the V-1 – debated how best the weapons could be deployed in the face of an increased threat of aerial bombardment. The Luftwaffe's Flak division favoured dispersing V-1s to a large number of small camouflaged launch sites. However, General Erhard Milch, who was in charge of the Luftwaffe's production programme, advocated large launch bunkers. Adolf Hitler was known to be in favour of such an approach, which had already led to the construction of a massive bunker at Watten for launching V-2 missiles. In July 1943, Luftwaffe chief Hermann Göring brokered a compromise under which both alternatives would be pursued; four (and ultimately ten) heavy launch bunkers would be built al