7/31/2001

“Between May and July, 2001, the National Security Agency reported at least 33 communications indicating a possible, imminent terrorist attack. But intelligence agencies generally believed that any attack was more likely to occur overseas than in the United States.” [The 31st of the month used for date sorting purposes only.]

 – Associated Press Staff, “Officials Warned of Attack Before 9/11,” ABC News, Jan. 7, 2006