Timeline of the war in Afghanistan

Published On: Jun 18 2013 11:36:52 AM CDT   Updated On: Aug 06 2014 09:56:46 AM CDT

The killing of a U.S. general marks a dark chapter in the war in Afghanistan. Here's a look back at the longest conflict in U.S. history.

Staff Sgt Robert Bales
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Spc. Ryan Hallock/DOD

March 2012 -- U.S. Army Staff Sgt. Robert Bales is accused of killing 16 Afghan civilians in an armed rampage in the Panjwai district of Kandahar.

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