<a href="https://en.wikipedia.org/wiki/Indonesia_Raya" id="mwrQ" rel="mw:WikiLink" title="Indonesia Raya">Indonesia Raya</a>, now the national anthem of Indonesia, is first played during the <a href="https://en.wikipedia.org/wiki/Youth_Pledge" id="mwrg" rel="mw:WikiLink" title="Youth Pledge">Second Indonesian Youth Congress</a>.<sup about="#mwt33" 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="./October_28#cite_note-4" id="mwrw" style="counter-reset: mw-Ref 4;"><span class="mw-reflink-text" id="mwsA">[4]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-4"><cite about="#mwt30" class="citation book cs1" id="CITEREFFunston2001">Funston, John, ed. (2001). <a class="external text" href="https://books.google.com/books?id=O4zGBgAAQBAJ&amp;pg=PA75" id="mwByI" rel="mw:ExtLink nofollow"><i id="mwByM">Government &amp; Politics in Southeast Asia</i></a>. Institute of Southeast Asian Studies. p.<span id="mwByQ" typeof="mw:Entity"> </span>75. <a class="mw-redirect" href="./ISBN_(identifier)" id="mwByU" rel="mw:WikiLink" title="ISBN (identifier)">ISBN</a><span id="mwByY" typeof="mw:Entity"> </span><a href="./Special:BookSources/9789812301345" id="mwByc" rel="mw:WikiLink" title="Special:BookSources/9789812301345"><bdi id="mwByg">9789812301345</bdi></a>.</cite><span about="#mwt30" class="Z3988" id="mwByk" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=Government+%26+Politics+in+Southeast+Asia&amp;rft.pages=75&amp;rft.pub=Institute+of+Southeast+Asian+Studies&amp;rft.date=2001&amp;rft.isbn=9789812301345&amp;rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DO4zGBgAAQBAJ%26pg%3DPA75&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AOctober+28"></span></span>