<P> In the next segment of his address, Obama mentioned John Kerry for the first time, enumerating his major values and beliefs on a host of issues, interrupted by a story of a young Marine he had met and the affirmation that when military action is undertaken, the families and soldiers involved must be cared for and that there is an obligation to "never ever go to war without enough troops to win the war, secure the peace, and earn the respect of the world ." Obama subsequently returned to Kerry and affirmed his commitment to keep America secure . </P> <P> Obama then addressed the ideas of community and unity in America, that a person struggling somewhere affects us even if we are not directly involved . Referring to the "spin masters" and "negative ad peddlers" who he claimed were ready to divide the country, Obama declared: </P> <P> Well, I say to them tonight, there is not a liberal America and a conservative America--there is the United States of America . There is not a black America and a white America and Latino America and Asian America--there's the United States of America . </P> <P> The pundits like to slice - and - dice our country into Red States and Blue States; Red States for Republicans, Blue States for Democrats . But I've got news for them, too: We worship an awesome God in the Blue States, and we don't like federal agents poking around in our libraries in the Red States . We coach Little League in the Blue States, and, yes, we've got some gay friends in the Red States . There are patriots who opposed the war in Iraq and there are patriots who supported the war in Iraq . </P>

Which of the following is not a reason chicago has often been chosen as a convention site