Since considerable work had already been done on the P.1101 design, the RLM decided to continue reduced funding in order for Messerschmitt to carry out experimental flights, testing the swept back wing at anticipated speeds up to Mach 1.
Given the substantial progress made on the P.1101 design, the RLM chose to maintain reduced funding for Messerschmitt to conduct experimental flights, testing the swept-back wing at anticipated speeds up to Mach 1.