The Sri Lankan government on Sunday blocked social media platforms such as WhatsApp, Twitter, Facebook and Instagram after declaring a nationwide public emergency and imposing a 36-hour curfew ahead of a planned anti-government rally over the worst economic crisis in the island nation.

Prime Minister Imran Khan on Saturday urged the youth of Pakistan to stage "peaceful protests" against a "foreign conspiracy" allegedly hatched against his government but told them not to criticise the Pakistan Army, a day ahead of the crucial vote on the no-confidence motion against him.

Sri Lanka's former president Maithripala Sirisena's Freedom Party has called on President Gotabaya Rajapaksa to form an all-party government to tide over the worst economic crisis in the island nation and said that it may leave the alliance if its request was ignored.

Talks to stop the fighting in Ukraine resumed Friday, as another desperate attempt to rescue civilians from the shattered and encircled city of Mariupol failed and Russia accused the Ukrainians of launching a helicopter attack on a fuel depot on Russian soil.

The ongoing war in Ukraine that has displaced millions of people is a result of the aggression of the Russian leadership and its president Vladimir Putin, the White House has said.

Prime Minister Imran Khan said on Friday that he has credible information that his life is in danger but asserted that he is not afraid and will continue his fight for an independent and democratic Pakistan.

Two South Korean air force planes collided in mid-air during training on Friday, killing three people and injuring one, officials said.