<prompt> Bhala okuqhubekayo kwalesi sigaba - Waya eNgilandi ngo-June 1941, lapho athunyelwa khona e-American Embassy eLondon njengoMsizi We-Naval Attaché. NgoSepthemba wonyaka ofanayo, wathatha imisebenzi njengo-Special Naval Observer kanye nomsebenzi owengeziwe kubasebenzi beChief, Combined Operations British njengomfundisi empini yama-amphibious, futhi waqokwa esikhundleni sika-colonel ngoDisemba 1941. NgoJulayi 1942, uHart wabamba iqhaza eMsebenzini waseDieppe  <response>: , lapho athola khona ukunconywa okukhethekile ngokuziphatha okuvelele nguLord Louis Mountbatten, oyiChief of Combined Operations. Wahlala eNgilandi kwaze kwaba ngo-Okthoba 1942, lapho ebuyela e-United States ukuze abe yilungu labasebenzi be-Commander-in-chief, US Fleet, uMnyango Wezempi, eWashington, D.C., njengeNhloko, i-Future Plans Section. 