The word "surveillance" is correct and usable in written English.
It is primarily used as a noun and can refer to close observation, especially of a suspected spy or criminal. For example, you could say, "The authorities installed surveillance cameras in the area to monitor the suspicious activity."
"Hacking is one of the most intrusive surveillance capabilities available to any intelligence agency, and its use and safeguards surrounding it should be the subject of proper debate.
The US has deployed manned and unmanned surveillance aircraft over the area.
Related: US surveillance reform: what has happened and what happens next?
Ministers promise to provide for "appropriate oversight arrangements and safeguards", but there is no immediate detail on how the complex web of intelligence and surveillance commissioners and parliamentary oversight might be strengthened.
The extended scope of the bill may follow some of the recommendations of the intelligence and security committee (ISC), which suggested in March that the entire existing surveillance legal framework should be replaced by a single new act of parliament.
Sweeping US surveillance powers used by the National Security Agency expired at midnight after a dramatic showdown in the Senate.
I incorporated this surveillance camera in the painting.
Debate resumes on Sunday afternoon in the Senate on the future course of US surveillance authorities.
Renewal of the expiring Patriot Act powers would come through the USA Freedom Act, a House-passed bill that extends their lifespan in exchange for killing the bulk US phone records surveillance exposed in 2013 by the Guardian, thanks to whistleblower Edward Snowden.
In a broad-brush speech, which frequently touched on the topic of freedom and Berliners' resilience, he could not fail to mention the concern felt across Europe about more modern-day encroachments on individual liberty, the recent revelations of internet surveillance and US drone warfare – issues which dominated his 25-hour visit to the German capital.
In Britain, it looks set to begin a conversation which has been long overdue, addressing directly the question of what the surveillance agencies can and can't do.
