Assassination of the Swedish rebel (later national hero) <a href="https://en.wikipedia.org/wiki/Engelbrekt_Engelbrektsson" id="mwJA" rel="mw:WikiLink" title="Engelbrekt Engelbrektsson">Engelbrekt Engelbrektsson</a> (27 April <a href="https://en.wikipedia.org/wiki/Old_Style_and_New_Style_dates" id="mwJQ" rel="mw:WikiLink" title="Old Style and New Style dates">O.S.</a>).<sup about="#mwt34" 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="./May_4#cite_note-3" id="mwJg" style="counter-reset: mw-Ref 3;"><span class="mw-reflink-text" id="mwJw">[3]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-3"><cite about="#mwt28" class="citation book cs1" id="CITEREFRiis2015">Riis, Thomas (2015). "The States of Scandinavia, c. 1390-c. 1536". In Allmand, Christopher (ed.). <a class="external text" href="https://books.google.com/books?id=Qzc8OeuSXFMC&amp;newbks=1&amp;newbks_redir=0&amp;printsec=frontcover#v=onepage&amp;q&amp;f=false" id="mwBaY" rel="mw:ExtLink nofollow"><i id="mwBac">The New Cambridge Medieval Vistory. Volume VII: c.1415-c. 1500</i></a>. Cambridge, UK: Cambridge University Press. p.<span id="mwBag" typeof="mw:Entity"> </span>682. <a class="mw-redirect" href="./ISBN_(identifier)" id="mwBak" rel="mw:WikiLink" title="ISBN (identifier)">ISBN</a><span id="mwBao" typeof="mw:Entity"> </span><a href="./Special:BookSources/9781107568914" id="mwBas" rel="mw:WikiLink" title="Special:BookSources/9781107568914"><bdi id="mwBaw">9781107568914</bdi></a></cite><span about="#mwt28" class="Z3988" id="mwBa0" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=bookitem&amp;rft.atitle=The+States+of+Scandinavia%2C+c.+1390-c.+1536&amp;rft.btitle=The+New+Cambridge+Medieval+Vistory.+Volume+VII%3A+c.1415-c.+1500&amp;rft.place=Cambridge%2C+UK&amp;rft.pages=682&amp;rft.pub=Cambridge+University+Press&amp;rft.date=2015&amp;rft.isbn=9781107568914&amp;rft.aulast=Riis&amp;rft.aufirst=Thomas&amp;rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DQzc8OeuSXFMC%26newbks%3D1%26newbks_redir%3D0%26printsec%3Dfrontcover%23v%3Donepage%26q%26f%3Dfalse&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMay+4"></span>; <link about="#mwt31" data-mw='{"name":"templatestyles","attrs":{"src":"Module:Citation/CS1/styles.css"},"body":{"extsrc":""},"parts":[{"template":{"target":{"wt":"cite journal","href":"./Template:Cite_journal"},"params":{"last":{"wt":"Harrison"},"first":{"wt":"Dick"},"title":{"wt":"Murder and Execution within the Political Sphere in Fifteenth-century Scandinavia"},"journal":{"wt":"Scandia"},"volume":{"wt":"63"},"issue":{"wt":"2"},"date":{"wt":"1997"},"url":{"wt":"https://journals.lub.lu.se/scandia/article/download/1134/919/2085&amp;ved=2ahUKEwjf-Iro2_aFAxWJ5ckDHX3KBwIQFnoECBAQAQ&amp;usg=AOvVaw1ZmuCwzOyw7Vc3AJLaipDf"},"page":{"wt":"261"}},"i":0}}]}' href="mw-data:TemplateStyles:r1215172403" id="mwBa4" rel="mw-deduplicated-inline-style" typeof="mw:Extension/templatestyles mw:Transclusion"/><cite about="#mwt31" class="citation journal cs1" id="CITEREFHarrison1997">Harrison, Dick (1997). <a class="external text" href="https://journals.lub.lu.se/scandia/article/download/1134/919/2085&amp;ved=2ahUKEwjf-Iro2_aFAxWJ5ckDHX3KBwIQFnoECBAQAQ&amp;usg=AOvVaw1ZmuCwzOyw7Vc3AJLaipDf" id="mwBa8" rel="mw:ExtLink nofollow">"Murder and Execution within the Political Sphere in Fifteenth-century Scandinavia"</a>. <i id="mwBbA">Scandia</i>. <b id="mwBbE">63</b> (2): 261.</cite><span about="#mwt31" class="Z3988" id="mwBbI" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=article&amp;rft.jtitle=Scandia&amp;rft.atitle=Murder+and+Execution+within+the+Political+Sphere+in+Fifteenth-century+Scandinavia&amp;rft.volume=63&amp;rft.issue=2&amp;rft.pages=261&amp;rft.date=1997&amp;rft.aulast=Harrison&amp;rft.aufirst=Dick&amp;rft_id=https%3A%2F%2Fjournals.lub.lu.se%2Fscandia%2Farticle%2Fdownload%2F1134%2F919%2F2085%26ved%3D2ahUKEwjf-Iro2_aFAxWJ5ckDHX3KBwIQFnoECBAQAQ%26usg%3DAOvVaw1ZmuCwzOyw7Vc3AJLaipDf&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMay+4"></span></span>