Although Bush wouldn't have argued that the UN gets to decide where US troops are deployed, he did believe that the US needed UN permission to deploy troops.
His visit come two days after Pakistani troops were reported to have fired shots into the air to stop US troops crossing into the South Waziristan tribal area.
Ray Odierno, told reporters that Iran fields three Shi'ite militias in Iraq whose forces are attempting to attack US troops as they withdraw from the country.
Berlin and Paris want to deny American peacekeeping troops (to say nothing of US troops on military missions) protections from frivolous or politically motivated prosecutions by third governments, though the EU as a whole has supported exempting US forces from extradition to the ICC.
CENTERFORSECURITYPOLICY: Germany and France want US held liable for ��war crimes��
"Should the Iraqi government desire to discuss the potential for some US troops to stay, I am certain my government will welcome that dialogue, " Adm Mullen said at a US military base outside Baghdad on Friday.
They were among 2, 000 orphans being taken to the US as American troops prepare to pull out of South Vietnam.
Increasingly, the debate about Iraq has focused on exactly how and when to bring the US troops home.
There has not been any official announcement from the White House as to how many US troops will remain in Afghanistan.
BBC: Afghan Isaf commander John Allen sees 'road to winning'
And they're concerned about the speed with which Iraqi forces are being trained, and they'd like to get more US troops out faster.
Mr Obama wants a US drawdown of troops to begin next summer although US General David Petraeus - who this week replaced the sacked commander of multinational forces Stanley McChrystal - is among those insisting that has to be based on conditions on the ground.
Yesterday, a Democrat who once supported the war, called for US troops to be withdrawn.
The fact that Obama lacked congressional sanction for committing US troops to battle was also largely ignored.
CENTERFORSECURITYPOLICY: The Jacksonian Foreign Policy Option
He said he had thought "long and hard about her position" calling for US troops to be sent home.
He then oversaw a surge of US troops to Afghanistan before handing over to Gen John Allen in July 2011.
In May, the MoD suggested setting up a network of combat simulators to train US and UK troops involved in joint operations.
Iraq's government must decide within weeks whether it wants any US troops to remain beyond the end of 2011, the top US military officer has said.
Mr Cameron also pressed Mr Brown on when an announcement might be expected from US President Barack Obama on the deployment of more US troops to Afghanistan.
At the weekend, Mr Perry again raised eyebrows when he said that if elected president, he would consider sending US troops to Mexico to combat drug-related violence.
The White House - debating a request for 40, 000 more US troops to be sent to Afghanistan - warned at the weekend no more soldiers would be deployed until a political resolution was reached.
By training and aiding African troops, thus making a military career more attractive for African youths, we will be funding a military waterfall that will support the international community and reduce the need for US troops to be involved in future peacekeeping operations in Africa or elsewhere.
The US plans to withdraw combat troops from Afghanistan by the end of 2014.
And that, in turn, allows us to draw down our troops and bring American men and women home.
The new defence secretary also said he was committed to making sure that both US troops and civilian workers were treated fairly and equitably.
And just as they fight for us on the battlefield, it's up to us to fight for our troops and their families when they come home.
If both of those are successful, that's a benchmark of success that should allow us to bring the extra troops that we put in for those purposes home.
Two US sailors have pleaded guilty to the rape of a Japanese woman in Okinawa, in a case that led to a curfew for all US troops in Japan.
The former head of the British Army, Lord Dannatt, has said that President Obama's plan to slash the number of US troops in Afghanistan is a "bold, but risky" move.
Prince Harry is to tour the US to promote the rehabilitation of injured American and UK troops, publicise his own charities and support British interests, St James's Palace says.
BBC: Prince Harry to tour US to promote troops' rehabilitation
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