The aim of the operation was to clear insurgent elements from the Diyala river valley and involved around 16,000 US and Iraqi forces.

Prime Minister Ibrahim Jaafari ordered Iraqi forces to commence the operation to remove all insurgent elements.

The operation also includes targeting insurgent elements in Salah ad-Din province.

The term is entirely different in origin and meaning from "Fifth Column", which is used to describe subversive or insurgent elements in a society.

The battalion spearheaded the return of Marines to Afghanistan, and was engaged in heavy combat with insurgent elements throughout their deployment.

"We find the insurgent elements, the extremists, are in fact punching back hard," he said.

Following this meeting Gray was instructed by Glading to go to India to deliver money and messages to insurgent elements therein.

It was also the last major battle of the war involving U.S. forces against insurgent elements.

Not all Democrats agreed; an insurgent element continued to resist Reconstruction no matter what.

The primary effect of insurgent elements upon conventional force strategy is realized in the twofold exploitation of the inherent violence of military operations.