<a href="https://en.wikipedia.org/wiki/Vetranio" id="mwJw" rel="mw:WikiLink" title="Vetranio">Vetranio</a> proclaims himself Caesar after being encouraged to do so by <a href="https://en.wikipedia.org/wiki/Constantina" id="mwKA" rel="mw:WikiLink" title="Constantina">Constantina</a>, sister of <a href="https://en.wikipedia.org/wiki/Constantius_II" id="mwKQ" rel="mw:WikiLink" title="Constantius II">Constantius II</a>.<sup about="#mwt25" 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_1#cite_note-3" id="mwKg" style="counter-reset: mw-Ref 3;"><span class="mw-reflink-text" id="mwKw">[3]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-3"><cite about="#mwt22" class="citation book cs1" id="CITEREFElton2018">Elton, Hugh (2018). <a class="external text" href="https://books.google.com/books?id=D2V9DwAAQBAJ" id="mwBtE" rel="mw:ExtLink nofollow"><i id="mwBtI">The Roman Empire in Late Antiquity: A Political and Military History</i></a>. Cambridge, UK: Cambridge University Press. p.<span id="mwBtM" typeof="mw:Entity"> </span>72. <a class="mw-redirect" href="./ISBN_(identifier)" id="mwBtQ" rel="mw:WikiLink" title="ISBN (identifier)">ISBN</a><span id="mwBtU" typeof="mw:Entity"> </span><a href="./Special:BookSources/9780521899314" id="mwBtY" rel="mw:WikiLink" title="Special:BookSources/9780521899314"><bdi id="mwBtc">9780521899314</bdi></a>.</cite><span about="#mwt22" class="Z3988" id="mwBtg" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=The+Roman+Empire+in+Late+Antiquity%3A+A+Political+and+Military+History&amp;rft.place=Cambridge%2C+UK&amp;rft.pages=72&amp;rft.pub=Cambridge+University+Press&amp;rft.date=2018&amp;rft.isbn=9780521899314&amp;rft.aulast=Elton&amp;rft.aufirst=Hugh&amp;rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DD2V9DwAAQBAJ&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMarch+1"></span></span>