(CNN) US officials tried to convince Iraqi leaders to prevent the Iraqi parliamentary vote from occurring Sunday, which called for Iraq to plan to expel US troops from the country, according to two sources familiar with the discussions. Despite US officials claiming it would be harmful for Iraq to follow through on such a move and hold the vote at all, ultimately the argument fell flat.

"The mood in the country was pushing for it," one source familiar with the discussions said of the vote. "This was not something that could have been avoided."

It is too soon to know if the expulsion vote will come to fruition, due to the legal and procedural steps that would be necessary, the sources said. This week the council of ministers in Iraq will have a meeting on this topic where they will begin to determine the way forward, one of the sources explained.

There is a caretaker government in Iraq right now which complicates the authorities of the Prime Minister.

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