"A significant U.S. troop presence in Afghanistan has been continuous since October 2001, and President Obama's short-lived 'surge' in 2009 was a continuation of his predecessor's buildup there."
Surge
"A significant U.S. troop presence in Afghanistan has been continuous since October 2001, and President Obama's short-lived 'surge' in 2009 was a continuation of his predecessor's buildup there."