Vietnam War: <a href="https://en.wikipedia.org/wiki/Operation_Frequent_Wind" id="mw5w" rel="mw:WikiLink" title="Operation Frequent Wind">Operation Frequent Wind</a>: The U.S. begins to evacuate U.S. citizens from <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Saigon" id="mw6A" rel="mw:WikiLink" title="Saigon">Saigon</a> before an expected <a href="https://en.wikipedia.org/wiki/North_Vietnam" id="mw6Q" rel="mw:WikiLink" title="North Vietnam">North Vietnamese</a> takeover. U.S. involvement in the war comes to an end.<sup about="#mwt165" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-30"}}' id="cite_ref-30" rel="dc:references" typeof="mw:Extension/ref"><a href="./April_29#cite_note-30" id="mw6g" style="counter-reset: mw-Ref 30;"><span class="mw-reflink-text" id="mw6w">[30]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-30"><cite about="#mwt162" class="citation book cs1" id="CITEREFTobinLaehrHilgenberg1978">Tobin, Thomas G.; Laehr, Arthur E.; Hilgenberg, John F. (1978). Lavalle, A. J. C. (ed.). <a class="external text" href="https://books.google.com/books?id=jmt5xxGOtb4C" id="mwCOg" rel="mw:ExtLink nofollow"><i id="mwCOk">Last Flight from Saigon</i></a>. U.S. Government Printing Office. p.<span id="mwCOo" typeof="mw:Entity"> </span>vii<span class="reference-accessdate" id="mwCOs">. Retrieved <span class="nowrap" id="mwCOw">18 September</span> 2023</span> <span id="mwCO0" typeof="mw:Entity">–</span> via Google Books.</cite><span about="#mwt162" class="Z3988" id="mwCO4" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=Last+Flight+from+Saigon&amp;rft.pages=vii&amp;rft.pub=U.S.+Government+Printing+Office&amp;rft.date=1978&amp;rft.aulast=Tobin&amp;rft.aufirst=Thomas+G.&amp;rft.au=Laehr%2C+Arthur+E.&amp;rft.au=Hilgenberg%2C+John+F.&amp;rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3Djmt5xxGOtb4C&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AApril+29"></span></span>