<a href="https://en.wikipedia.org/wiki/World_War_II" id="mw-Q" rel="mw:WikiLink" title="World War II">World War II</a>: <a href="https://en.wikipedia.org/wiki/Vichy_France" id="mw-g" rel="mw:WikiLink" title="Vichy France">Vichy France</a> regime is formally established. <a href="https://en.wikipedia.org/wiki/Philippe_Pétain" id="mw-w" rel="mw:WikiLink" title="Philippe Pétain">Philippe Pétain</a> becomes Chief of the French State.