Rishi Sunak, the bookmakers' favourite to prevail, and Suella Braverman are campaigning for the Conservative party leadership and have made reference to the opportunities Britain gave members of minorities like them.

"Most will want to adopt a different approach on the day after April," one of the sources added, referring to a walkout staged by top officials from Britain, the United States and Canada. 

Without this shift, universally accepted goals of sustainable development and greater equity will remain out-of-reach, the science advisory panel for biodiversity, known as IPBES, found.

But he said he would remain in 10 Downing Street until Britain's ruling party elects a successor -- which could take months. 

Retno, in remarks as chair of the gathering in Bali, praised G20 counterparts for attending in person amid global tensions over the impacts of the Ukraine war, decisions she said should not be taken lightly. 

Sunak resigned his role as Chancellor of the Exchequer late Tuesday, prompting dozens of more junior colleagues to follow suit in the subsequent 36 hours and forcing his ex-boss to then quit as leader of the ruling Conservatives on Thursday.

"The G-7's plan to boycott Russia at the G-20 has failed," foreign ministry spokeswoman Maria Zakharova said on messaging app Telegram.

"To our Russian colleagues: Ukraine is not your country. Its grain is not your grain. Why are you blocking the ports? You should let the grain out," said Blinken, according to a Western official present.

Diplomats said Lavrov later also left an afternoon session before a virtual appearance by Ukraine's foreign minister and was not present as US Secretary of State Antony Blinken condemned Russia in the closed-door meeting in Bali.

"During the discussion, Western partners avoided following the mandate of the G20, from dealing with issues of the world economy," Lavrov said.

His remarks came as Russian Foreign Minister Sergei Lavrov prepared for a closed-door foreign ministers' meeting at a G20 gathering in Indonesia on Friday - the first time Putin's top diplomat will come face-to-face with the most vocal opponents of the invasion of Ukraine since it began in February. 

Johnson was expected to announce his resignation after he was abandoned by ministers and his Conservative Party's lawmakers who said he was no longer fit to govern. The Kremlin said it too was no fan of the British leader, whose parents named him Boris after a White Russian emigre.

But the luck of a man once likened to a "greased piglet" for his ability to escape controversies finally ran out, after a slew of high-profile resignations from his scandal-hit government.

"We must continue to serve our country ... It is our duty now to make sure the people of this country have a functioning government. This is true now more than ever." Ellis, a minister in the Cabinet Office department which oversees the running of government, said, quoted by Reuters.

Russia's Feb. 24 invasion of Ukraine has triggered the most serious crisis in relations between Russia and the West since the 1962 Cuban Missile Crisis, when many people feared the world was on the brink of nuclear war.

"It is in the interest of us all to ensure that international law is respected and adhered to. That is the common denominator," said Baerbock in a statement on Wednesday.

Sunak, 42, had been on a meteoric trajectory to power that could have made him Britain's first Hindu prime minister.

"This is a good day for Finland and Sweden and a good day for NATO," Stoltenberg told reporters in a joint press statement with the Swedish and Finnish foreign ministers.

Baerbock will attend the G20 meeting on Thursday and Friday, said the ministry spokesperson. Lavrov is expected to attend.

Just one-and-a-half months after the last reshuffle, the foreign, finance and defence ministers remained unchanged but Macron made several key changes to other high-profile positions.

The Ukrainian withdrawal followed weeks of fierce fighting and marked a decisive breakthrough for Moscow's forces more than four months after their invasion and after turning their focus away from the capital Kyiv.

Making the first ever visit to Ukraine by an Australian premier, Albanese said at a news conference in Kyiv that his country would give Ukraine "a hundred million dollars of military support", without specifying if he meant Australian dollars.

The young man, who according to witnesses was armed with a large rifle, was arrested peacefully shortly after police arrived at the large Fields shopping mall, located between the city centre and Copenhagen airport.

Norwegian police said they arrested two people, including the driver of a car accused of deliberately ramming the SUV of Lars Thorsen, leader of the radical group "Stop the Islamisation of Norway" (Sian).

President Jokowi, who is the G20 president this year, was speaking at a news conference alongside his Russian counterpart Vladimir Putin after a bilateral meeting in Moscow on Thursday.

The Commerce Department added five companies in China to a trade blacklist on Tuesday for allegedly supporting Russia's military and defense industrial base as Moscow carries out its war in Ukraine.

Indonesia holds the rotating presidency of the G20 and Jakarta has come under Western pressure to exclude Russia's president from the gathering despite announcing in April that he had been invited.

"The number of dead in the apartment building missile strike has risen to 10," said Odessa military administration spokesman Sergei Bratchuk.

Putin hosted Jokowi more than four months into Moscow's offensive in Ukraine, as Russia seeks to pivot toward Asia and Africa following the onset of unprecedented Western sanctions.

"As far as an iron curtain is concerned, essentially it is already descending," Lavrov told reporters.