
Facebook needs for stricter regulation, with tough and urgent action necessary to end the spread of disinformation on its platform, MPs have said. A House of Commons committee has concluded that the firm's founder Mark Zuckerberg failed to show leadership or personal responsibility over fake news.

Brazilian President Jair Bolsonaro, one of his politician sons and his ultraconservative party were embroiled in a crisis on Sunday over a campaign finance scandal threatening the leader's anti-corruption image. The 63-year-old far-right president, who is just six weeks into his mandate, spoke with top officials in his government on Friday and Saturday to try to draw a line under the affair, after key allies turned on him.

Argentina's government, with one eye on elections later in the year, is getting tough on crime, and one figure is taking centre stage: the country's security tsar. Patricia Bullrich, 62, the security minister, is pushing a series of new tough-on-crime measures, including dropping the age for juvenile convictions, equipping cops with stun guns and trialling facial recognition at train stations.

New Delhi and Buenos Aires are expected to sign up to eight agreements during President Mauricio Macri’s three-day state visit to India to promote trade, investment and cooperation in several fields including defense, Argentine ambassador Daniel Chuburu said. Macri is accompanied by several ministers, members of Congress and a hundred business leaders.

Brazil state-run oil firm Petrobras said it had concluded a long-running dispute with the country’s ANP petroleum regulator, agreeing to pay 3.5 billion reais (US$ 940 million) to end an oil-royalty spat.

In November, the European Union and the United Kingdom concluded the terms of an agreement for the orderly departure of the UK from the European Union. Gibraltar was part of that agreement. The Withdrawal Agreement includes a transitional phase until the end of 2020, which also covers Gibraltar.

Around 200 residents were evacuated from an area near a tailings dam in Brazil operated by Vale SA late on Saturday, amid fears that it was structurally weak and could burst like a similar barrier failure last month that killed some 300 people.

A C-17 cargo plane of the United States Air Force took off Saturday from the Homestead Air Force Base, in Florida, with the Venezuelan-Colombian border as the destination. The aircraft is one of three that will transport 250 tons of food, hygiene kits and nutritional supplements, a congressional aide to the US Congress told the Associated Press (AP).

Trade talks between the US and China have broken up without a deal, with the US warning that “very difficult issues” remain unresolved. The talks in China this week were aimed at securing a new deal before further US tariffs are imposed on 1 March. China said negotiations would now continue in the US next week.

Brexit has “raised tensions” on the island of Ireland and “complicated” progress towards a lasting peace, one of the authors of the Good Friday Agreement (GFA) has told MPs. The former premier of the Republic of Ireland, Bertie Ahern, said people were worried that a no-deal UK withdrawal from the EU would be the start of a “slippery slope” to a hard border, with checkpoints and troops.