united for peace and justice (ufpj), a coalition of more than 1,300 international and u.s.-based organizations opposed to what they describe as "our government's policy of permanent warfare and empire-building" organized the march 19 actions. the events – involving up to 1000 people – took place throughout the downtown with protesters marching on 12th street to the internal revenue service (irs) building on constitution avenue declaring that they do not want any more tax money being used to wage war. led, in part, by the war resisters league and code pink, 31 people were arrested for crossing police lines at the irs and blocking three entrances. demonstrators also gathered in front of institutions which profit from the war, such as the american petroleum institute – where they staged a sit-in blocking traffic – and at military recruitment offices. the protesters, including war veterans, demanded the arrests of president george w. bush, vice president dick cheney and secretary of state condoleezza rice as war criminals. students for a democratic society protesters marched up and down k street as part of their "funk the war" protest to "put on the map all the people who profited from the war". other protesters hurled balloons full of red paint at a military recruiting station and smeared it on buildings of defense contractors bechtel and lockheed martin. many protesters marched to beating drums, and chanted, ""no blood for oil!"" traffic in many areas was disrupted, and interruptions at the irs were evident as workers inside were seen peering out windows at the protesters. at least thirty demonstrators were arrested around the irs headquarters for crossing a police barricade. two blocks from the whitehouse, in mcpherson square, over two hundred protesters declared victory in shutting down traffic with some engaging the police while others chained their hands together inside school desks while demanding cuts in war spending and more money for education. according to a congressional budget office (cbo) report published in october 2007, the u.s. war in iraq could cost taxpayers $1.9 trillion by 2017 when counting the huge interest costs because combat is being financed with borrowed money.