Unveiling a draft Investigatory Powers Bill, Home Secretary Theresa May tells MPs it represents a "significant departure" from previous proposals dubbed the snoopers' charter by critics.
US spy agencies lose the legal authority to collect Americans' phone records and other data after the Senate failed to pass legislation extending such powers.
The whistleblower Edward Snowden is defended by a privacy watchdog as a new report claims his "reckless" actions caused "serious damage" to counter terrorism.
The findings in today's intelligence and security committee report seem at odds with the picture presented by documents from the whistleblower Edward Snowden.
There are different rules about what the spy agencies can do in Britain, compared to the rest of the world - will a replacement law give the same protection within and outside the UK?
The power of UK security agencies to access private communications will be examined in a parliamentary report due to be published on Thursday.