The US government will stop deals that they see as "bad" for them. See the canceled buyout of Sourcefire by Checkpoint back in 2006[0][1]. Though, Sourcefire

The US government will stop deals that they see as "bad" for them. See the canceled buyout of Sourcefire by Checkpoint back in 2006[0][1]. Though, Sourcefire was recently bought by Cisco. [0] http://www.securityfocus.com/news/11382 http://www.securityfocus.com/news/11382 [1] http://blogs.computerworld.com/node/1913 http://blogs.computerworld.com/node/1913