On September 11, 2001, nineteen men turned 4 commercial airplanes with passengers into weapons of terror attacking cities in the US, killing more than 3,000 people. “That crystal blue morning,” Craig R. Whitney wrote in the introduction to The 9/11 Investigation (2004), “changed the world, shocking the United States into realizing that it had been drawn into a global war with brutal suddenness.” The US attacked Afghanistan to root out “Islamic fundamentalist Taliban regime”, and then went into Iraq to depose Saddam Hussein, claiming that his regime possessed weapons of mass destruction, among other things. The Taliban were ousted, Saddam Hussein arrested, and no weapon of mass destruction were found in Iraq, yet “the larger war and the terrorist threat to the American homeland continued unabated.” In a way, all this is because at the time of the horrible attack, the US was, and presently continues to be, “led by...