The <a href="https://en.wikipedia.org/wiki/International_Agreement_on_the_Neutrality_of_Laos" id="mwyw" rel="mw:WikiLink" title="International Agreement on the Neutrality of Laos">International Agreement on the Neutrality of Laos</a> is signed.<sup about="#mwt34" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-4"}}' id="cite_ref-4" rel="dc:references" typeof="mw:Extension/ref"><a href="./July_23#cite_note-4" id="mwzA" style="counter-reset: mw-Ref 4;"><span class="mw-reflink-text" id="mwzQ">[4]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-4"><cite about="#mwt31" class="citation journal cs1" id="CITEREFHead2017">Head, William P. (2017). "Dirty Little Secret in the Land of a Million Elephants: Barrel Roll and the Lost War". <i id="mwBvI">Air Power History</i>. <b id="mwBvM">64</b> (4): 10. <a class="mw-redirect" href="./ISSN_(identifier)" id="mwBvQ" rel="mw:WikiLink" title="ISSN (identifier)">ISSN</a><span id="mwBvU" typeof="mw:Entity"> </span><a class="external text" href="https://www.worldcat.org/issn/1044-016X" id="mwBvY" rel="mw:ExtLink nofollow">1044-016X</a>. <a class="mw-redirect" href="./JSTOR_(identifier)" id="mwBvc" rel="mw:WikiLink" title="JSTOR (identifier)">JSTOR</a><span id="mwBvg" typeof="mw:Entity"> </span><a class="external text" href="https://www.jstor.org/stable/26571062" id="mwBvk" rel="mw:ExtLink nofollow">26571062</a>.</cite><span about="#mwt31" class="Z3988" id="mwBvo" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=article&amp;rft.jtitle=Air+Power+History&amp;rft.atitle=Dirty+Little+Secret+in+the+Land+of+a+Million+Elephants%3A+Barrel+Roll+and+the+Lost+War&amp;rft.volume=64&amp;rft.issue=4&amp;rft.pages=10&amp;rft.date=2017&amp;rft_id=https%3A%2F%2Fwww.jstor.org%2Fstable%2F26571062%23id-name%3DJSTOR&amp;rft.issn=1044-016X&amp;rft.aulast=Head&amp;rft.aufirst=William+P.&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AJuly+23"></span></span>