China has joined Russia in opposing further Nato expansion as the two countries move closer together in the face of Western pressure.
Prime Minister Boris Johnson has been rocked by a string of resignations from his team of aides in Downing Street.
Russia is planning to fabricate a pretext for an invasion of Ukraine, by falsely blaming Ukrainian military for an attack on Russian-backed separatists or Russia itself, US officials say.
Facebook's owner Meta Platforms saw its stock market value slump by more than $230bn (£169bn) on Thursday, in a record daily loss for a US firm.
The Army said Wednesday it will immediately begin discharging soldiers who have refused to get the mandatory COVID-19 vaccine, putting more than 3,300 service members at risk of being thrown out soon.
At least 26 people have died after they were electrocuted by a falling power cable at a market in the Democratic Republic of Congo, police say.
A reported coup in the West African state of Guinea-Bissau has left many members of the security forces dead, its president says.
Russia's President Vladimir Putin has accused the US of trying to draw his country into a war in Ukraine.
An updated report on lockdown parties in No 10 will be published by Sue Gray once police finish their inquiries, Downing Street has said.
There have been angry clashes between Russian and US envoys at the UN Security Council, after the US called a meeting to discuss Moscow's troop build-up on its borders with Ukraine.
Russia's unmanned Luna-25 spacecraft has crashed into the Moon after spinning out of control, officials say.
Donald Trump has confirmed that he will not take part in Republican presidential debates with his rivals in the race for the White House.