The worst night of the <a href="https://en.wikipedia.org/wiki/Brown_Dog_affair" id="mwnA" rel="mw:WikiLink" title="Brown Dog affair">Brown Dog riots</a> in London, when 1,000 medical students, protesting against the existence of a memorial for animals that have been vivisected, clash with 400 police officers.<sup about="#mwt50" class="mw-ref reference" data-mw='{"name":"ref","attrs":{"name":"Lansbury1985"},"body":{"id":"mw-reference-text-cite_note-Lansbury1985-7"}}' id="cite_ref-Lansbury1985_7-0" rel="dc:references" typeof="mw:Extension/ref"><a href="./December_10#cite_note-Lansbury1985-7" id="mwnQ" style="counter-reset: mw-Ref 7;"><span class="mw-reflink-text" id="mwng">[7]</span></a></sup>