malls, or schools like sandy ook. citizenship demands a sense of common purpose. participation in the hard work of self-government. an obligation to serve our communities. and i know this chamber agrees that few americans give more to their country than our diplomats and the men and women of the nited states armed forces. tonight buzz of the extraordinary troops and civilians who risk and lay down their lives to keep us free, the united states is more secure. when i took office, nearly 180,000 americans were serving in iraq and afghanistan. today, all our troops are out of iraq. more than 60,000 of our troops have already come home from afghanistan. with afghan forces now in the lead for their own security, our troops have moved to a support role. together with our allies we'll compete our mission there by the end of this year and america's longest war will finally be ver. after 2014, we will support a unified afghanistan as it takes responsibility for its own future. if the afghan government signs a security agreement that we have negotiated, a small force of ame