June 26, 2014 | The Washington Post

Legal Memo Backing Drone Strike That Killed American Anwar al-Awlaki Is Released

The document makes no specific mention of armed U.S. drone aircraft, referring only to “contemplated lethal operations.” But the memo was drafted at a time when drone attacks and other U.S. airstrikes had begun to surge in Yemen, from two in 2009 to 41 in 2012, according to the Long War Journal Web site.

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