Acknowledging the need of a system of check and balance to prevent any misuse, US President Barack Obama defended the controversial internet and phone surveillance program arguing that this keeps the nations safe and has prevented terrorist strike.
The US government`s gathering of Americans` phone records is likely unlawful, a judge ruled on Monday, raising "serious doubts" about the value of the National Security Agency`s so-called metadata counter terrorism program.
Norway`s intelligence services said it - and not the US National Security Agency, as reported in a Norwegian newspaper - kept records on more than 33 million phone conversations over the space of one month last winter, Oslo said on Tuesday.
As the uproar over alleged spying continued to rock Germany`s relations with the US, a report on Saturday claimed that Berlin had cooperated closely with a partner firm of the American snooping agency, NSA, for several years and awarded it contracts worth around 300 million euros.
China on Thursday demanded an explanation from the US over allegations of phone tapping saying it was gravely concerned over reports that America had intelligence collection sites in the communist nation.
In the latest revelations to further hit the US, a report has emerged saying that the National Security Agency tapped into and lifted data from the communication links connecting Google and Yahoo servers across the world.