Improvised explosive device

File:IED Baghdad from munitions.jpg
Imrovised explosive decices and ammunition, discovered by police forces in Iraq
File:Buried IED blast in 2007 in Iraq.jpg
Scene shot after an IED explosion, in Iraq, in 2007.

An improvised explosive device (IED), more commonly known as roadside bomb, is a bomb that is constructed by people for other purposes than military action. Paramilitary groups often use such devices for terrorist activities. Unconventional warfare which is done by guerilla forces also uses such devices.