Beginning in 2009, the United States and many of its NATO-ISAF partners dramatically raised their levels of effort in Afghanistan. The "Afghan Surge," as it came to be known, was most evident in the number of additional US and allied troops that arrived in Afghanistan in 2009 and 2010. Their mission was clear: To reverse the Taliban's momentum and deny it the ability to overthrow the government, and to strengthen the capacity of Afghanistan's security forces and government so that they could assume lead responsibility for their nation's future. For US Army units, the ways of creating...

Since 2001, the US Army in Afghanistan has been conducting complex operations in a difficult, often dangerous environment. Living in isolated outposts and working under austere conditions, US Soldiers have carried out missions that require in equal parts a warrior's courage and a diplomat's restraint. In the larger discussions of the Afghanistan campaign, the experiences of these Soldiers - especially the young sergeants and lieutenants that lead small units-often go undocumented. But, as we all know, success in Afghanistan ultimately depends on these small units and their leaders, making...