Cika wannan jumla: Mataki na karshe na Vietnam War ya faru a lokacin da Schlesinger ya yi aiki. Kodayake duk sojojin Amurka sun bar Kudancin Vietnam a cikin bazara na 1973, Amurka ta ci gaba da kasancewa a wasu yankuna na kudu maso gabashin Asiya. Wasu sanatoci sun soki Schlesinger kuma sun yi masa tambayoyi sosai a lokacin da aka tabbatar da shi a watan Yunin 1973 bayan ya bayyana cewa zai bada shawarar sake dawo da harin bam din Amurka a Arewacin Vietnam da Laos idan Arewacin Vietnam ta kaddamar da wani mummunan hari a kan Kudancin Vietnam. Duk da haka, lokacin da Arewacin Vietnamese suka fara da 1975 Spring Offensive, Amurka ba za ta iya yin komai ba don taimakawa Kudancin Vietnamese, wanda ya rushe gaba daya kamar yadda Arewacin Vietnamese
An kama Saigon a karshen watan Afrilu. Schlesinger ya sanar da safiyar ranar 29 ga Afrilu, 1975 da kwashewa daga Saigon ta jirgin sama mai saukar ungulu na karshe na diflomasiyya, sojoji da fararen hula na Amurka.