A new law swept through Congress by the US government before the summer recess is to give American security agencies unprecedented powers to spy on British citizens without a warrant.

The Foreign Intelligence Surveillance Act was approved by Congress earlier this month to help the National Security Agency in the fight against terrorism. But it has now emerged that the bill gives the security services powers to intercept all telephone calls, internet traffic and emails made by British citizens across US-based networks....

Terror law puts Britons at risk of surveillance by US agents | World | The Observer