The world this week -- Politics
Russia moved yet more troops close to its border with Ukraine.
Vladimir Putin's party claimed, without evidence, that Ukraine's government was planning to attack Russian-speakers in eastern Ukraine, and appealed for Mr Putin to lend them military assistance.
Western diplomats warned Russia of severe consequences if it invades Ukraine.
High-level diplomatic talks yielded no progress in defusing tensions, and America and some other countries told embassy staff to leave Ukraine.
America and Britain sent more defensive equipment to help Ukraine defend itself against a possible attack.
NATO beefed up its defences of member states in Russia's shadow.
America promised to help Europe secure more gas, in case Mr Putin decides to restrict supplies.
An electoral college consisting of 1,009 MPs, senators and representatives of regional bodies set about choosing Italy's next president.
The process, which consists of a series of secret ballots held once a day, could go on for some time.
Though the president's role is partly ceremonial, the post carries the responsibility of dissolving parliament and appointing new governments.
Stephen Breyer, one of three liberal justices on America's Supreme Court, will retire at the end of the court's current term.
President Joe Biden will nominate his successor, thereby maintaining the court's current 6-3 split between conservatives and liberals.
Progressives had pressed Justice Breyer, aged 83, to step down to ensure his replacement by a Democrat-controlled Senate.
Mr Biden has promised to nominate a black woman for the vacancy.
Britain's wait for the results of an inquiry into parties held at the prime minister's office and residence during Covid-19 lockdowns dragged on.
Police are also investigating whether those events broke the law.
It emerged that another bash took place in Downing Street, this time for Boris Johnson's birthday.
Some Conservative MPs have submitted letters of no confidence in Mr Johnson, though not yet enough to trigger a leadership ballot.