<a href="https://en.wikipedia.org/wiki/Altona_Bloody_Sunday" id="mwpQ" rel="mw:WikiLink" title="Altona Bloody Sunday">Altona Bloody Sunday</a>: A riot between the <a href="https://en.wikipedia.org/wiki/Nazi_Party" id="mwpg" rel="mw:WikiLink" title="Nazi Party">Nazi Party</a> paramilitary forces, the <a href="https://en.wikipedia.org/wiki/Schutzstaffel" id="mwpw" rel="mw:WikiLink" title="Schutzstaffel">SS</a> and <a href="https://en.wikipedia.org/wiki/Sturmabteilung" id="mwqA" rel="mw:WikiLink" title="Sturmabteilung">SA</a>, and the <a href="https://en.wikipedia.org/wiki/Communist_Party_of_Germany" id="mwqQ" rel="mw:WikiLink" title="Communist Party of Germany">German Communist Party</a> ensues.