The Problem with that is (much) of the time the "Freedom" Fighter is often looking for the "Freedom" to impose HIS ideology on the nation/populace/whatever.
Its called the Exchange of Tryants.
For the record the US government deliberately targets civilian populations, and has on a massive scale since at least Sherman. Terrorism is an inherent aspect of modern warfare. So if you think we have been fighting for freedom the last159 years, the guy has a point.