South Vietnamese President <a href="https://en.wikipedia.org/wiki/Ngo_Dinh_Diem" id="mw8w" rel="mw:WikiLink" title="Ngo Dinh Diem">Ngo Dinh Diem</a> began a <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Ngo_Dinh_Diem_presidential_visit_to_the_United_States" id="mw9A" rel="mw:WikiLink" title="Ngo Dinh Diem presidential visit to the United States">state visit</a> to the United States, his regime's main sponsor.<sup about="#mwt67" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-11"}}' id="cite_ref-11" rel="dc:references" typeof="mw:Extension/ref"><a href="./May_8#cite_note-11" id="mw9Q" style="counter-reset: mw-Ref 11;"><span class="mw-reflink-text" id="mw9g">[11]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-11"><cite about="#mwt64" class="citation book cs1" id="CITEREFJacobs2006">Jacobs, Seth (2006). <i id="mwBvE">Cold War Mandarin: Ngo Dinh Diem and the Origins of America's War in Vietnam, 1950<span id="mwBvI" typeof="mw:Entity">–</span>1963</i>. Lanham, Maryland: Rowman &amp; Littlefield. <a class="mw-redirect" href="./ISBN_(identifier)" id="mwBvM" rel="mw:WikiLink" title="ISBN (identifier)">ISBN</a><span id="mwBvQ" typeof="mw:Entity"> </span><a href="./Special:BookSources/0-7425-4447-8" id="mwBvU" rel="mw:WikiLink" title="Special:BookSources/0-7425-4447-8"><bdi id="mwBvY">0-7425-4447-8</bdi></a>.</cite><span about="#mwt64" class="Z3988" id="mwBvc" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=Cold+War+Mandarin%3A+Ngo+Dinh+Diem+and+the+Origins+of+America%27s+War+in+Vietnam%2C+1950%26ndash%3B1963&amp;rft.place=Lanham%2C+Maryland&amp;rft.pub=Rowman+%26+Littlefield&amp;rft.date=2006&amp;rft.isbn=0-7425-4447-8&amp;rft.aulast=Jacobs&amp;rft.aufirst=Seth&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMay+8"></span></span>