The <a href="https://en.wikipedia.org/wiki/Hungarian_Soviet_Republic" id="mwhA" rel="mw:WikiLink" title="Hungarian Soviet Republic">Hungarian Soviet Republic</a> is established becoming the first <a href="https://en.wikipedia.org/wiki/Communism" id="mwhQ" rel="mw:WikiLink" title="Communism">Communist</a> government to be formed in Europe after the <a href="https://en.wikipedia.org/wiki/October_Revolution" id="mwhg" rel="mw:WikiLink" title="October Revolution">October Revolution</a> in <a href="https://en.wikipedia.org/wiki/Russian_Empire" id="mwhw" rel="mw:WikiLink" title="Russian Empire">Russia</a>.