The world's first motor show opens in Paris, Marie Curie receives her second Nobel Prize, Muhammad Ali fights his last fight, and Bernie Madoff is arrested, all on this day.
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Public domain
2006: Felipe Calderon Hinojosa, the president of Mexico, launches a military-led offensive to put down the drug cartel violence in the state of Michoacán. This effort is often regarded as the first event in the Mexican Drug War.