<prompt> Qedela umusho olandelayo: UHentoff wagqugquzela ukulwa neMpi YaseVietnam nokulwa nokuhlanganyela kwe-United States. Nakuba athi wayephikisana kakhulu namaKhomanisi kusukela eneminyaka engu-15 ubudala, wayengenalo ithemba ngohulumeni waseNingizimu Vietnam okhohlakele nongekho emthethweni. Ngemva  <response>: ngemva kokuphela kwempi, uHentoff, uJoan Baez, noGinetta Sagan be - Amnesty International bakhalaza ngokuphindaphindiwe ngalokho akubiza ngokuthi ukuhlukunyezwa kwamalungelo abantu okwesabekayo okwenziwa umbuso wamaKhomanisi waseVietnam. 