"Some accuse GCHQ of being little more than the Cheltenham branch office of the NSA." See the article: What now for the surveillance state? Even GCHQ and the NSA know their work may not be
“Some accuse GCHQ of being little more than the Cheltenham branch office of the NSA.”
See the article: What now for the surveillance state? Even GCHQ and the NSA know their work may not be sustainable without a proper debate about their power (Guardian, link), by the Guardian Editor, Alan Rusbridge.
And see: Decoded: the main stories from the Snowden files explained: Revelations about mass surveillance by the NSA and GCHQ have shocked some and embarrassed others. Here we outline the main stories, what they mean and why they matter (Guardian, link)