Brazilian President <a href="https://en.wikipedia.org/wiki/Artur_da_Costa_e_Silva" id="mwzA" rel="mw:WikiLink" title="Artur da Costa e Silva">Artur da Costa e Silva</a> issues <a class="mw-redirect" href="https://en.wikipedia.org/wiki/AI-5" id="mwzQ" rel="mw:WikiLink" title="AI-5">AI-5</a> (Institutional Act No. 5), enabling government by decree and suspending <a href="https://en.wikipedia.org/wiki/Habeas_corpus" id="mwzg" rel="mw:WikiLink" title="Habeas corpus">habeas corpus</a>.