NEW YORK, Feb 9: Six years after the 9/11 attacks, the United States military prosecutors are in the final phases of preparing the first sweeping case against suspected conspirators , the New York Times reported on Saturday quoting officials who were briefed about the case.

Some 3,000 Americans were killed on Sept 11, 2001, attacks and it drew the United States into war, in Afghanistan and President Bush used it as vehicle to attack Iraq a war opposed by majority of Americans.

The newspaper said the charges, to be filed in the military commission system at Guantánamo Bay would involve as many as six detainees held at the detention camp, including Khalid Shaikh Mohammed, the former senior aide to Osama who has said he was the key planner of the plot.

The Times observed the case could begin to fulfil a longtime goal of the Bush administration: establishing culpability for the terrorist attacks of 2001.