Fighting between Thailand and Cambodia entered its fourth day on Thursday as both sides waited for a promised telephone call from United States President Donald Trump, who says he believes he can again end the conflict between the two Southeast Asian nations.

Thailand's foreign minister said in an interview on Tuesday that he saw no potential for negotiations in the border conflict, adding the situation was not conducive to third-party mediation, while a top adviser to Cambodia's Prime Minister Hun Manet told Reuters his country was "ready to talk at any time".

Cambodia withdrew on Wednesday from the Southeast Asian Games, a Games official said, as a border conflict with hosts Thailand escalated and forced a mass exodus of civilians from both sides of the disputed frontier. 

The administration of US President Donald Trump plans to order visa-exempt foreign tourists to disclose their social media histories from the last five years before entering the country, according to an official notice.

The former TV reality show host dominated the scene at Washington’s Kennedy Center on Friday, placing himself squarely at the center of one of the biggest events in the sporting world in a glitzy, celebrity-studded affair that bore the unmistakable stamp of the president.

The national security paper, meant to flesh out Trump's norms-shattering "America First" worldview, signals a sharp reorientation from longstanding US calls to refocus on Asia, although it still identifies China as a top competitor.

The G20 website now simply has a picture of Trump in black and white that says "Miami 2026" and "The Best Is Yet to Come," the title of the song popularized by Frank Sinatra.

It was the second time the pair have met this year in Russia, as Putin courts Prabowo, the leader of the world's fourth most populous country, to build stronger ties with the Global South while his economy remains under Western sanctions because of the war in Ukraine.

Venezuelan opposition leader Maria Corina Machado, who lives in hiding, is due to receive her Nobel Peace Prize in Oslo on Wednesday, but hours before the ceremony it was still unclear whether she would attend.

Since Russia's 2014 annexation of Crimea and its 2022 full-scale invasion of Ukraine, US strategies have designated Moscow as a major threat. However, the updated US policy, announced on Friday, adopts a softer tone, urging limited cooperation.

Three days of talks between Ukrainian and US officials produced no apparent breakthrough Saturday, with President Volodymyr Zelensky committing to further negotiations toward "real peace," even as Russia launched another series of drone and missile strikes on its neighbor.

Negotiations on consolidating the US-backed truce in the war in Gaza are at a "critical" moment, Qatari Prime Minister Sheikh Mohammed bin Abdulrahman al-Thani has said.

Israel said it would open the Rafah crossing from Gaza to Egypt exclusively to allow residents to exit the Palestinian territory "in the coming days", a claim denied by Egypt which insisted that the key crossing be opened in both directions.

The United States this month took over the year-long presidency of the group of leading economies after largely boycotting South Africa's tenure, including the November summit, in an escalation of its attacks on Pretoria.

"The Iron Beam laser system is expected to fundamentally change the rules of engagement on the battlefield," Daniel Gold, head of defence ministry research and development, told a defence summit in Tel Aviv.