March 5 Rosa Luxemburg's birthday
<a href="//commons.wikimedia.org/wiki/User:Victuallers" title="User:Victuallers">Victuallers</a>, Unknown author<span style="display: none;">Unknown author</span>, and the authors of <a href="https://en.wikipedia.org/wiki/Rosa_Luxemburg" class="extiw" title="en:Rosa Luxemburg">en:Rosa Luxemburg</a>
CC BY-SA 3.0
Own work based on: <a class="external free" href="https://en.wikipedia.org/w/index.php?title=Rosa_Luxemburg&amp;oldid=885664147">https://en.wikipedia.org/w/index.php?title=Rosa_Luxemburg&amp;oldid=885664147</a> and <a href="//commons.wikimedia.org/wiki/File:Rosa_Luxemburg.jpg" title="File:Rosa Luxemburg.jpg">File:Rosa Luxemburg.jpg</a>