In a strongly worded statement on Friday, the US embassy […] criticised "the suspension – even partial – of civilian rule, the use of lethal force against the civilian population, the abrogation of basic freedoms, and the roll-back of the democratic process.
Envoys hold […] crisis talks

Good, yes, but it was not in response to this:

The Iraqi government on Tuesday ordered tens of thousands of Baghdad residents to leave homes they are occupying illegally, in a surprising and highly challenging effort to reverse the tide of sectarian cleansing that has left the capital bloodied and Balkanized.

Addressing the nation on behalf of Prime Minister Nouri al-Maliki, Lt. Gen. Abboud Gambar, the Iraqi commander of the Baghdad security crackdown, also announced the closing of Iraq’s borders with Iran and Syria, an extension of the curfew in Baghdad by an hour, and the setup of new checkpoints run by the Defense and Interior Ministries, both of which Gambar said he now controlled.

He said the government would break into homes and cars it deemed dangerous, open mail and eavesdrop on phone calls.
Iraq lays down stiff new rules