The Swift had been declared to be a production "super-priority" item under a policy which had been created by Sir Winston Churchill (who had regained the position of Britain's Prime Minister in 1951) as a means of increasing production for projects considered to be of vital military importance. According to Wood, volume manufacturing commenced in advance of the implementation of modifications based on the results of flight experiences with the prototypes; "too much had been asked for in too little time and production aircraft were rolling off the production line before a major redesign could be accomplished".