Civil liberties group, Privacy International, has filed a legal challenge in The European Court of Human Rights against the British government insisting that they release how they obtain and share surveillance data with the ‘Five Eyes’ alliance, a secret partnership between; Australia, Canada, New Zealand, the United Kingdom and the United States.
Sources:
http://www.bbc.co.uk/news/world-us-canada-23123964
http://www.aa.com.tr/en/rss/386362–uk-pressured-to-reveal-alleged-spying-collaboration?
http://www.theguardian.com/uk/2013/jun/21/gchq-cables-secret-world-communications-nsa