The repercussions of the terrorist attacks in the US will be much wider than anyone could have imagined. Now that the shattering impact of these events is beginning to seep into people's minds, the far-ranging implications for the world economy, the class struggle, national and international politics and world relations are becoming more and more clear. We explained on numerous occasions that we have entered the most unstable period in history since World War II - a period of wars, revolutions, and counter-revolutions. We predicted that economically, politically and socially, the world would be turned upside down. But nothing could have prepared us for the suddenness and trauma of these events. The dramatic crashes into the Pentagon and World Trade Center not only destroyed lives, material wealth, and symbols of imperialist power, they also dealt a severe psychological blow to the US working and ruling classes. So while the reaction of the American public has been to universally condemn these attacks, the question on everyone's mind is what next?