President Bush says he will not pull troops out of Iraq until their mission is complete.
Speaking in Latvia Tuesday, Mr. Bush said U.S. forces will make changes necessary to succeed. He said the war in Iraq is part of the struggle against extremism in the Middle East.
Earlier in Estonia, President Bush said insurgent attacks in Iraq are part of an al-Qaida plot aimed at fomenting sectarian violence.
On Wednesday, Mr. Bush travels to Jordan to meet with Iraqi Prime Minister Nouri al-Maliki and Jordan's King Abdullah. The talks in Amman are expected to focus on finding a way out of the spiraling chaos in Iraq.
President Bush will be accompanied by U.S. Secretary of State Condoleezza Rice.
Iraqi President Jalal Talabani held a second day of talks in Tehran Tuesday, meeting with Iran's supreme leader, Ayatollah Ali Khamenei. The Ayatollah blamed the violence in Iraq on the U.S. and its allies.
He repeated Iranian President Mahmoud Ahmadinejad's offer to help restore security in Iraq if Baghdad asks.