<a href="https://en.wikipedia.org/wiki/Felipe_Calderón" id="mwAYk" rel="mw:WikiLink" title="Felipe Calderón">Felipe Calderón</a>, the <a href="https://en.wikipedia.org/wiki/President_of_Mexico" id="mwAYo" rel="mw:WikiLink" title="President of Mexico">President of Mexico</a>, launches a <a href="https://en.wikipedia.org/wiki/Operation_Michoacán" id="mwAYs" rel="mw:WikiLink" title="Operation Michoacán">military-led offensive</a> to put down the drug cartel violence in the state of <a href="https://en.wikipedia.org/wiki/Michoacán" id="mwAYw" rel="mw:WikiLink" title="Michoacán">Michoacán</a>. This effort is often regarded as the first event in the <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Mexican_Drug_War" id="mwAY0" rel="mw:WikiLink" title="Mexican Drug War">Mexican Drug War</a>.