The wars, combined, only comprise about $1T of our deficit.
Not to change the debate, but if Obama really cared about saving money he not only would have ended the wars in 2009 but also cut military spending significantly - we could keep the largest military in the world and still cut its spending by $3 or $4 hundred billion. (http://en.wikipedia.org/wiki/List_of_countries_by_military_e...)