<prompt> Qedela umusho olandelayo: 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. Ngo-July 1942, uHart wabamba iqhaza  <response>: I-Operation Dieppe, lapho atuswa khona ngokukhethekile ngokuziphatha okuvelele yiNkosi uLouis Mountbatten, oyiNhloko Yezinhlelo Ezihlanganisiwe. 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. 