<a href="https://en.wikipedia.org/wiki/Affair_of_the_Placards" id="mwLQ" rel="mw:WikiLink" title="Affair of the Placards">Anti-Catholic posters</a> appear in Paris and other cities supporting <a href="https://en.wikipedia.org/wiki/Huldrych_Zwingli" id="mwLg" rel="mw:WikiLink" title="Huldrych Zwingli">Huldrych Zwingli</a>'s position on the Mass.