After being unofficially established as a settlement in 1678, the <a href="https://en.wikipedia.org/wiki/Dominican_Order" id="mwdw" rel="mw:WikiLink" title="Dominican Order">Dominican</a> <a href="https://en.wikipedia.org/wiki/Christian_mission" id="mweA" rel="mw:WikiLink" title="Christian mission">mission</a> of <a href="https://en.wikipedia.org/wiki/Ilagan" id="mweQ" rel="mw:WikiLink" title="Ilagan">Ilagan</a> is founded in the <a href="https://en.wikipedia.org/wiki/Philippines" id="mweg" rel="mw:WikiLink" title="Philippines">Philippines</a>.<sup about="#mwt28" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-3"}}' id="cite_ref-3" rel="dc:references" typeof="mw:Extension/ref"><a href="./March_4#cite_note-3" id="mwew" style="counter-reset: mw-Ref 3;"><span class="mw-reflink-text" id="mwfA">[3]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-3"><cite about="#mwt22" class="citation book cs1" id="CITEREFSalgado2002">Salgado, Pedro V. (2002). <a class="external text" href="https://books.google.com/books?newbks=1&amp;newbks_redir=0&amp;id=qk9xAAAAMAAJ&amp;dq=%22Ilagan%22+%221686%22&amp;focus=searchwithinvolume&amp;q=%221686%2C+under+the+name+of+St.+Ferdinand+of+llagan.%22" id="mwC0E" rel="mw:ExtLink nofollow"><i id="mwC0I">Cagayan Valley and Eastern Cordillera, 1581-1898. Volume 1</i></a>. Isabela, Philippines: Isabela State University. p.<span id="mwC0M" typeof="mw:Entity"> </span>432. <a class="mw-redirect" href="./ISBN_(identifier)" id="mwC0Q" rel="mw:WikiLink" title="ISBN (identifier)">ISBN</a><span id="mwC0U" typeof="mw:Entity"> </span><a href="./Special:BookSources/9789712333071" id="mwC0Y" rel="mw:WikiLink" title="Special:BookSources/9789712333071"><bdi id="mwC0c">9789712333071</bdi></a></cite><span about="#mwt22" class="Z3988" id="mwC0g" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=Cagayan+Valley+and+Eastern+Cordillera%2C+1581-1898.+Volume+1&amp;rft.place=Isabela%2C+Philippines&amp;rft.pages=432&amp;rft.pub=Isabela+State+University&amp;rft.date=2002&amp;rft.isbn=9789712333071&amp;rft.aulast=Salgado&amp;rft.aufirst=Pedro+V.&amp;rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fnewbks%3D1%26newbks_redir%3D0%26id%3Dqk9xAAAAMAAJ%26dq%3D%2522Ilagan%2522%2B%25221686%2522%26focus%3Dsearchwithinvolume%26q%3D%25221686%252C%2Bunder%2Bthe%2Bname%2Bof%2BSt.%2BFerdinand%2Bof%2Bllagan.%2522&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMarch+4"></span>; <link about="#mwt25" data-mw='{"name":"templatestyles","attrs":{"src":"Module:Citation/CS1/styles.css"},"body":{"extsrc":""},"parts":[{"template":{"target":{"wt":"cite book","href":"./Template:Cite_book"},"params":{"last":{"wt":"Hornedo"},"first":{"wt":"Florentino H."},"title":{"wt":"On the Trail of Dominican Engineers, Artists and Saints in the Cagayan Valley and Batanes"},"location":{"wt":"Manila"},"publisher":{"wt":"University of Santo Tomas Publishing House"},"date":{"wt":"2002"},"isbn":{"wt":"9789715061926"},"url":{"wt":"https://books.google.com/books?newbks=1&amp;newbks_redir=0&amp;id=oFXZAAAAMAAJ&amp;dq=%22Ilagan%22+%221686%22&amp;focus=searchwithinvolume&amp;q=%22subsequently+given+official+status+as+Dominican+mission+on+4+March+1686%22"},"page":{"wt":"31"}},"i":0}}]}' href="mw-data:TemplateStyles:r1215172403" id="mwC0k" rel="mw-deduplicated-inline-style" typeof="mw:Extension/templatestyles mw:Transclusion"/><cite about="#mwt25" class="citation book cs1" id="CITEREFHornedo2002">Hornedo, Florentino H. (2002). <a class="external text" href="https://books.google.com/books?newbks=1&amp;newbks_redir=0&amp;id=oFXZAAAAMAAJ&amp;dq=%22Ilagan%22+%221686%22&amp;focus=searchwithinvolume&amp;q=%22subsequently+given+official+status+as+Dominican+mission+on+4+March+1686%22" id="mwC0o" rel="mw:ExtLink nofollow"><i id="mwC0s">On the Trail of Dominican Engineers, Artists and Saints in the Cagayan Valley and Batanes</i></a>. Manila: University of Santo Tomas Publishing House. p.<span id="mwC0w" typeof="mw:Entity"> </span>31. <a class="mw-redirect" href="./ISBN_(identifier)" id="mwC00" rel="mw:WikiLink" title="ISBN (identifier)">ISBN</a><span id="mwC04" typeof="mw:Entity"> </span><a href="./Special:BookSources/9789715061926" id="mwC08" rel="mw:WikiLink" title="Special:BookSources/9789715061926"><bdi id="mwC1A">9789715061926</bdi></a>.</cite><span about="#mwt25" class="Z3988" id="mwC1E" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=On+the+Trail+of+Dominican+Engineers%2C+Artists+and+Saints+in+the+Cagayan+Valley+and+Batanes&amp;rft.place=Manila&amp;rft.pages=31&amp;rft.pub=University+of+Santo+Tomas+Publishing+House&amp;rft.date=2002&amp;rft.isbn=9789715061926&amp;rft.aulast=Hornedo&amp;rft.aufirst=Florentino+H.&amp;rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fnewbks%3D1%26newbks_redir%3D0%26id%3DoFXZAAAAMAAJ%26dq%3D%2522Ilagan%2522%2B%25221686%2522%26focus%3Dsearchwithinvolume%26q%3D%2522subsequently%2Bgiven%2Bofficial%2Bstatus%2Bas%2BDominican%2Bmission%2Bon%2B4%2BMarch%2B1686%2522&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMarch+4"></span></span>