North Korea appears to have restarted activities at its main plutonium-producing reactor in Yongbyon, the UN atomic agency, IAEA, has said in an annual report. The apparent resumption of operations comes as Pyongyang has been voicing threats to expand its nuclear arsenal amid continued tensions with the United States.

As the US pushes for higher climate goals ahead of the COP26 conference, Japan says it is "extremely important" to press China to further reduce its carbon emissions.

North Korea escapee Hiroko Saito says she and 97,000 others were deceived into relocating to the North in the 1960s with promises of "paradise on Earth." Instead, she suffered starvation, repression and loss.

US President Joe Biden says a "distinct minority of Americans" are to blame for preventing the United States from overcoming the pandemic during a speech from the White House on the nation's fight against the Covid-19 Delta variant. He says he will mandate companies with 100 or more employees to vaccinate all workers or administer weekly Covid-19 tests in a new effort to defeat the surging Delta virus.

Moscow says US-based tech companies are violating Russian laws ahead of upcoming elections. The Russian government has previously threatened Apple and Google over a mobile app developed by the opposition.

South Korea's ministry of defence releases footage of a successful a submarine ballistic missile launch, making the country the seventh in the world with the advanced technology and raising the prospect of a regional arms race. The test, supervised by President Moon Jae-in, comes hours after nuclear-armed North Korea fired two ballistic missiles into the sea, according to the South's military, and as China's foreign minister visited Seoul.

Pyongyang has said it would take action if a new Indo-Pacific alliance between the US, Australia and the UK had "even the smallest negative effect" on North Korea's security.

South Korea has said the North fired an unidentified projectile as Pyongyang's UN envoy defended the rogue country's right to test weapons. North Korea is currently under UN sanctions banning weapons tests.

Capable of traveling more than five times the speed of sound, a new generation of missile systems are being designed for speed, stealth and surprise. Russia is already working on developing its own weapons system.

North Korea's ambassador to the UN tells the General Assembly that "nobody can deny" the nuclear-armed country the right to test weapons. Kim Song's comments at the world body headquarters in New York come just moments after South Korea's military said the North had fired an "unidentified projectile" into the sea off its east coast.

The head of Nigeria’s National Drug Law Enforcement Agency (NDLEA), Mohammed Buba Marwa, is proposing a mandatory drug test for persons intending to get married. In the opinion of the retired army general, compulsory drug tests for intending couples will reduce the prevalence of drug abuse in Nigeria. GuardianTV went to the Federal Marriage Registry, in Ikoyi, Lagos, to sample the opinion of Nigerians – including a few recently wed – on how they feel about Marwa’s proposal.