Pedzisa mutsara unotevera: Jebb akava Mumiriri weUnited Kingdom kuUnited Nations kubva muna 1950 kusvika muna 1954 uye kuParis kubva muna 1954 kusvika muna 1960. Akanga ari mumiriri wokutanga wenguva dzose weUnited Kingdom kuUN. Muchiitiko chokupedzisira, akatsamwa kuti nhaurirano dzakavanzika pakati peBritain, French neIsraelis pamberi pe
Kupinda muSuez muna 1956 kwakaitika paSèvres pasina zivo yake uye, mune dzimwe nzira, kuti akasiyiwa parutivi naMutungamiriri weHurumende Harold Macmillan pamusangano we"simba guru" weParis muna 1960.