Patrick Cockburn's new book looks at the legacy of recent wars, as well as at how convoluted ongoing conflicts in the Middle East truly are.
Having spent an estimated $1 trillion and having sacrificed the lives of 2,150 soldiers, the US finds itself increasingly consigned to observer status in Afghanistan.
Dennis Trainor, Jr. is the host and producer of Acronym TV. He has also produced and directed the documentaries American Autumn: an Occudoc and Legalize Democracy. Follow him on twitter (@DennisTrainorJr).