<a href="https://en.wikipedia.org/wiki/World_War_II" id="mwASI" rel="mw:WikiLink" title="World War II">World War II</a>: German fighters accidentally bomb the German city of <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Freiburg" id="mwASM" rel="mw:WikiLink" title="Freiburg">Freiburg</a>.<sup about="#mwt191" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-34"}}' id="cite_ref-34" rel="dc:references" typeof="mw:Extension/ref"><a href="./May_10#cite_note-34" id="mwASQ" style="counter-reset: mw-Ref 34;"><span class="mw-reflink-text" id="mwASU">[34]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-34"><cite about="#mwt188" class="citation book cs1" id="CITEREFOvery2013">Overy, Richard (2013). <a class="external text" href="https://books.google.com/books?id=eEcXfXoSdgwC&amp;pg=PR355" id="mwB3o" rel="mw:ExtLink nofollow"><i id="mwB3s">The Bombing War: Europe, 1939-1945</i></a>. Penguin UK. p.<span id="mwB3w" typeof="mw:Entity"> </span>355. <a class="mw-redirect" href="./ISBN_(identifier)" id="mwB30" rel="mw:WikiLink" title="ISBN (identifier)">ISBN</a><span id="mwB34" typeof="mw:Entity"> </span><a href="./Special:BookSources/978-0-14-192782-4" id="mwB38" rel="mw:WikiLink" title="Special:BookSources/978-0-14-192782-4"><bdi id="mwB4A">978-0-14-192782-4</bdi></a>.</cite><span about="#mwt188" class="Z3988" id="mwB4E" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=The+Bombing+War%3A+Europe%2C+1939-1945&amp;rft.pages=355&amp;rft.pub=Penguin+UK&amp;rft.date=2013&amp;rft.isbn=978-0-14-192782-4&amp;rft.aulast=Overy&amp;rft.aufirst=Richard&amp;rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DeEcXfXoSdgwC%26pg%3DPR355&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMay+10"></span></span>