Iceland was taken under the protection of the United States, with consent of its government replacing British troops, for strategic reasons.
He will be leading soldiers replacing troops at the front.
Gorton's government kept Australia in the Vietnam War but stopped replacing troops at the end of 1970.
Eventually, Afghan soldiers can support or even replace American troops, the officials said.
He said that as Iraqi forces improved, they would replace American troops around the country.
Pentagon officials have criticized the United Nations for moving in much too slowly to replace American troops in the south of Iraq.
Training Iraqi security forces to replace American troops is the linchpin for the Bush administration's exit strategy for Iraq.
When the platoon are detailed to replace regular troops guarding the local prisoner-of-war camp, Walker spies a source for cheap labour.
Colonel Kurilla says the police might be ready to replace American troops next year - if their improvement continues and the flow of foreign fighters is stopped.
Officials estimated that the force would contain 2,500 to 3,000 troops, and suggested that it might replace Russian troops now in Georgia.