ThenAug 1, 2007“The President does not have power under the Constitution to unilaterally authorize a military action in a situation that does not involve stopping an actual or imminent threat to the nation.”
NowFeb 5, 2013“Obama ordered 563 drone strikes targeting Pakistan, Somalia and Yemen during his two terms, ten times more strikes than Bush, including strikes that killed American citizens without trial.”
Campaigned on limiting presidential war powers and criticizing Bush's approach to the war on terror, then expanded executive military action far beyond what Bush had done, including authorizing extrajudicial killing of American citizens