THE VOTERS WHO put Barack Obama in office expected some big changes. From the NSA’s warrantless wiretapping to Guantanamo Bay to the Patriot Act, candidate Obama was a defender of civil liberties and privacy, promising a dramatically different approach from his predecessor.

But six years into his administration, the Obama version of national security looks almost indistinguishable from the one he inherited. Guantanamo Bay remains open. The NSA has, if anything, become more aggressive in monitoring Americans. Drone strikes have escalated. Most recently it was reported that the same president who won a Nobel Prize in part for promoting nuclear disarmament is spending up to $1 trillion modernizing and revitalizing America’s nuclear weapons.

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