The <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Republic_of_Ireland_Act_1948" id="mw4Q" rel="mw:WikiLink" title="Republic of Ireland Act 1948">Republic of Ireland Act</a> comes into force, declaring <i id="mw4g"><a href="https://en.wikipedia.org/wiki/Éire" id="mw4w" rel="mw:WikiLink" title="Éire">Éire</a></i> to be a <a href="https://en.wikipedia.org/wiki/Republic" id="mw5A" rel="mw:WikiLink" title="Republic">republic</a> and severing <a href="https://en.wikipedia.org/wiki/Ireland" id="mw5Q" rel="mw:WikiLink" title="Ireland">Ireland</a><span about="#mwt61" class="nowrap" data-mw="{&quot;parts&quot;:[{&quot;template&quot;:{&quot;target&quot;:{&quot;wt&quot;:&quot;'s&quot;,&quot;href&quot;:&quot;./Template:'s&quot;},&quot;params&quot;:{},&quot;i&quot;:0}}]}" id="mw5g" style="padding-left:0.1em;" typeof="mw:Transclusion"><span typeof="mw:Entity">'</span>s</span> "association" with the <a href="https://en.wikipedia.org/wiki/Commonwealth_of_Nations" id="mw5w" rel="mw:WikiLink" title="Commonwealth of Nations">Commonwealth of Nations</a>.<sup about="#mwt68" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-10"}}' id="cite_ref-10" rel="dc:references" typeof="mw:Extension/ref"><a href="./April_18#cite_note-10" id="mw6A" style="counter-reset: mw-Ref 10;"><span class="mw-reflink-text" id="mw6Q">[10]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-10"><cite about="#mwt62" class="citation book cs1" id="CITEREFBiletz2014">Biletz, Frank A. (2014). "Republic of Ireland Act (1948)". <a class="external text" href="https://books.google.com/books?id=rb8eAgAAQBAJ" id="mwBTw" rel="mw:ExtLink nofollow"><i id="mwBT0">Historical Dictionary of Ireland</i></a>. Lanham, Md.: Scarecrow Press. pp.<span id="mwBT4" typeof="mw:Entity"> </span>380–381. <a class="mw-redirect" href="./ISBN_(identifier)" id="mwBT8" rel="mw:WikiLink" title="ISBN (identifier)">ISBN</a><span id="mwBUA" typeof="mw:Entity"> </span><a href="./Special:BookSources/9780810850774" id="mwBUE" rel="mw:WikiLink" title="Special:BookSources/9780810850774"><bdi id="mwBUI">9780810850774</bdi></a></cite><span about="#mwt62" class="Z3988" id="mwBUM" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=bookitem&amp;rft.atitle=Republic+of+Ireland+Act+%281948%29&amp;rft.btitle=Historical+Dictionary+of+Ireland&amp;rft.place=Lanham%2C+Md.&amp;rft.pages=380-381&amp;rft.pub=Scarecrow+Press&amp;rft.date=2014&amp;rft.isbn=9780810850774&amp;rft.aulast=Biletz&amp;rft.aufirst=Frank+A.&amp;rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3Drb8eAgAAQBAJ&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AApril+18"></span>; <link about="#mwt65" 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":"Mansergh"},"first":{"wt":"Nicholas"},"title":{"wt":"Survey of British Commonwealth Affairs: Problems of Wartime Cooperation and Post-War Change, 1939-1592"},"location":{"wt":"London"},"publisher":{"wt":"Routledge"},"date":{"wt":"2013"},"isbn":{"wt":"9780203041901"},"url":{"wt":"https://books.google.com/books?id=dZKAAAAAQBAJ"},"page":{"wt":"287"}},"i":0}}]}' href="mw-data:TemplateStyles:r1215172403" id="mwBUQ" rel="mw-deduplicated-inline-style" typeof="mw:Extension/templatestyles mw:Transclusion"/><cite about="#mwt65" class="citation book cs1" id="CITEREFMansergh2013">Mansergh, Nicholas (2013). <a class="external text" href="https://books.google.com/books?id=dZKAAAAAQBAJ" id="mwBUU" rel="mw:ExtLink nofollow"><i id="mwBUY">Survey of British Commonwealth Affairs: Problems of Wartime Cooperation and Post-War Change, 1939-1592</i></a>. London: Routledge. p.<span id="mwBUc" typeof="mw:Entity"> </span>287. <a class="mw-redirect" href="./ISBN_(identifier)" id="mwBUg" rel="mw:WikiLink" title="ISBN (identifier)">ISBN</a><span id="mwBUk" typeof="mw:Entity"> </span><a href="./Special:BookSources/9780203041901" id="mwBUo" rel="mw:WikiLink" title="Special:BookSources/9780203041901"><bdi id="mwBUs">9780203041901</bdi></a>.</cite><span about="#mwt65" class="Z3988" id="mwBUw" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=Survey+of+British+Commonwealth+Affairs%3A+Problems+of+Wartime+Cooperation+and+Post-War+Change%2C+1939-1592&amp;rft.place=London&amp;rft.pages=287&amp;rft.pub=Routledge&amp;rft.date=2013&amp;rft.isbn=9780203041901&amp;rft.aulast=Mansergh&amp;rft.aufirst=Nicholas&amp;rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DdZKAAAAAQBAJ&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AApril+18"></span></span>