<a href="https://en.wikipedia.org/wiki/Roman_emperor" id="mwEw" rel="mw:WikiLink" title="Roman emperor">Roman emperor</a> <a href="https://en.wikipedia.org/wiki/Hadrian" id="mwFA" rel="mw:WikiLink" title="Hadrian">Hadrian</a> adopts <a href="https://en.wikipedia.org/wiki/Antoninus_Pius" id="mwFQ" rel="mw:WikiLink" title="Antoninus Pius">Antoninus Pius</a> as his son, effectively making him his successor.<sup about="#mwt16" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-1"}}' id="cite_ref-1" rel="dc:references" typeof="mw:Extension/ref"><a href="./February_25#cite_note-1" id="mwFg" style="counter-reset: mw-Ref 1;"><span class="mw-reflink-text" id="mwFw">[1]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-1"><cite about="#mwt13" class="citation book cs1" id="mwBos"><a class="external text" href="https://books.google.com/books?id=YFs8AAAAMAAJ" id="mwBow" rel="mw:ExtLink nofollow"><i id="mwBo0">The Journal of Roman Studies</i></a>. London: Society for the Promotion of Roman Studies. 1930. p.<span id="mwBo4" typeof="mw:Entity"> </span>82. <a class="external text" href="https://web.archive.org/web/20200801120519/https://books.google.com/books?id=YFs8AAAAMAAJ" id="mwBo8" rel="mw:ExtLink nofollow">Archived</a> from the original on 2020-08-01<span class="reference-accessdate" id="mwBpA">. Retrieved <span class="nowrap" id="mwBpE">2019-02-25</span></span>.</cite><span about="#mwt13" class="Z3988" id="mwBpI" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=The+Journal+of+Roman+Studies&amp;rft.place=London&amp;rft.pages=82&amp;rft.pub=Society+for+the+Promotion+of+Roman+Studies&amp;rft.date=1930&amp;rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DYFs8AAAAMAAJ&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AFebruary+25"></span></span>