Ha'aretz article on why Turkey is balking over Iraq war
"In addition to the money factor, Washington and Ankara also disagree on the question of what will happen in Iraq. Turkey has said that it will not place its forces under American command, something the United States is demanding out of concern that Turkey may try to conquer parts of northern Iraq or conduct an independent military maneuver against the Kurds to prevent the establishment of an independent Kurdish state.

"The Kurds have already threatened not to let the Turkish army on their territory, and this back-and-forth between Turkey and the Kurds is becoming a real threat to the ability of American forces to conduct a northern front unimpeded."

Ha'aretz article on why Turkey is balking over Iraq war
"In addition to the money factor, Washington and Ankara also disagree on the question of what will happen in Iraq. Turkey has said that it will not place its forces under American command, something the United States is demanding out of concern that Turkey may try to conquer parts of northern Iraq or conduct an independent military maneuver against the Kurds to prevent the establishment of an independent Kurdish state.

"The Kurds have already threatened not to let the Turkish army on their territory, and this back-and-forth between Turkey and the Kurds is becoming a real threat to the ability of American forces to conduct a northern front unimpeded."