President Trump says he will not initiate tariffs on those countries opposed to his acquiring Greenland. He was speaking after talks with Nato leaders meeting at Davos. Also in the programme: The Nigerian government plans to restart drilling for oil in the Niger Delta, 30 years after nine people were executed for criticising the damage caused by Shell’s oil operations there; and researchers reveal news of the oldest cave art ever discovered. (IMAGE: US President Donald Trump attends a reception with business leaders during the 56th annual World Economic Forum (WEF) in Davos, Switzerland, 21 January 2026 / CREDIT: photo by REUTERS/Jonathan Ernst)

President Trump tells the World Economic Forum in Davos, Switzerland, he is seeking immediate negotiations to acquire Greenland, but won't use force to take it. We hear live reaction to his speech. Also in the programme: a BBC investigation into the killing of protesters in Iran; and the challenges for athletes of travelling with large sports equipment.(IMAGE: US President Donald Trump speaks during his special address at the 56th annual meeting of the World Economic Forum (WEF) in Davos, Switzerland, 21 January 2026 / CREDIT: photo by GIAN EHRENZELLER/EPA/Shutterstock (16380717ba))

The World Economic Forum in Switzerland has been dominated by President Trump's ambition to take control of Greenland and his threat to impose tariffs on European countries that resist. President Macron of France accused the US of trying to weaken and subordinate Europe. Also in the programme: A new ceasefire announced in Syria; and we hear from the Ugandan opposition leader, Bobi Wine.(Picture: France's President Emmanuel Macron at the World Economic Forum in Davos, Switzerland. Credit: REUTERS/Denis Balibouse)

At the World Economic Forum in Davos, Europe's most senior politicians grapple with a transatlantic crisis and a US president speaking to them in a way they have never known before. Can the UK's 'gentle' approach still work?Also on the programme: The Ugandan singer-turned-opposition leader Bobi Wine gives his first post-election interview to the BBC in hiding; and an Austrian cow that uses a tool, held in its mouth, to scratch its back.(Photo: European Commission President Ursula von der Layen speaks during the 56th annual World Economic Forum (WEF) meeting in Davos. Credit: Reuters)

European allies rebuff Trump over Greenland -- we'll hear the case FOR a US takeover. Dozens dead in Spain as in a high-speed train crash. We speak to a survivor Was it thrilling or was it shameful? The sensational conclusion to Africa's top football tournament. and the Italian fashion legend - Valentino - has died.(Picture: U.S. President, Donald Trump and Norway's Prime Minister, Jonas Gahr Stoere. Credit: REUTERS)

European countries harden their response to President Trump's repeated threats to take over Greenland. We hear from a Swedish Member of the European Parliament pressing for the EU to take the strongest possible action against potential US tariffs.Also in the programme: the head of the United Nations talks to the BBC about what he sees as a new world order, with the US putting itself above the law. and there are no obvious explanations for what caused a horrific high-speed train crash in the south of Spain.(Photo: The European Central Bank (ECB) building is seen in the background as a cargo ship is docked in Frankfurt am Main, Germany, 19 January 2026. Credit: Ronald Wittek/Shutterstock)

Denmark's Prime Minister Mette Frederiksen says "Europe won't be blackmailed", as she and other European leaders continue to weigh their response to US President Donald Trump's tariff threats over Greenland. Trump says he will impose new taxes on eight European nations, including Denmark, in February if they oppose his proposed takeover of Greenland. Also on the programme: The Syrian government and the Kurdish-led Syrian Democratic Forces have agreed an immediate ceasefire after nearly two weeks of fighting; and we hear about revolutionary treatment for people with an aggressive form of leukaemia, or blood cancer, which is being offered to patients in the UK.(Photo: Danish Prime Minister Mette Frederiksen speaks at a press conference in Copenhagen, Denmark on the 13th of January 13, 2026. Credit: Liselotte Sabroe/Ritzau Scanpix/via REUTERS)

European Union ambassadors will hold an emergency meeting later today in Brussels to discuss their response to Mr Trump's threat of tariffs on European countries opposing his plan to acquire Greenland. The US president has said that he will introduce a 10% levy on goods produced by eight countries. We speak to the former foreign minister of Germany, Annalena Baerbock.Also in the programme: government forces make advances after two weeks of fighting in Syria; and the world's only nocturnal parrot comes back from the brink of extinction.(Photo: woman waves a Greenlandic flag during protest against U.S. President Donald Trump's annexation demands on January 17, 2026. Credit: REUTERS/Marko Djurica).

Donald Trump says he'll impose 10% tariffs on eight European allies including Germany, France, Britain, Sweden, Denmark, Finland, Norway and the Netherlands who are opposed to his plan to purchase Greenland. These would come into force from February 1st and remain in place until a deal is done on the autonomous Danish territory. Trump said the levies would go up to 25% from June 1st. The US president says the vast Arctic Island is critical to America's national security. Also in the programme: We hear from Uganda's sports minister on President Museveni's re-election; and more reaction to the appointment of a Gaza "Board of Peace."(Picture: US President, Donald Trump. Credit: REUTERS/Evelyn Hockstein/File Photo)

Uganda’s opposition leader, Bobi Wine, has urged his supporters to hold non- violent protests following presidential elections on Thursday. In a video posted on X, Wine questioned the credibility of the vote, saying results could not be verified after members of his party were arrested amid an ongoing internet shutdown. Also in the programme: the new ‘Board of Peace’ for Gaza; and US politicians visit Denmark amid tensions over Greenland. (Photo: A man cycles past a campaign billboard of Uganda's President, following the general elections in Kampala, Uganda January 16, 2026. CREDIT: REUTERS/Thomas Mukoya)

Reza Pahlavi, the exiled son of Iran's last shah (king), has pledged to return and lead his country into democracy. We speak to one of his supporters.Also on the programme: Ugandan opposition leader and presidential candidate Bobi Wine has been forcibly removed from his house and taken to an unknown location in an army helicopter, according to his party; and there is growing excitement in Morocco, as the hosts approach the final of the football Africa Cup of Nations. (Photo: Reza Pahlavi calls for regime change in Iran at the National Press Club in Washington. Credit: EPA/Shutterstock)

President Xi Jinping stressed that both sides should respect each other's sovereignty and integrity. Canadian PM Mark Carney described China as a realistic and respectful trading partner. He added that it was also more predictable than Washington. We explore what this signifies for the world. Also on the programme: Iran's most prominent historian, Ervand Abrahamian, assesses the current wave of protests which have engulfed the country. And Helen Macdonald, the author of the much-loved memoir, and forthcoming movie, "H Is For Hawk," discusses nature, mourning and the difficulties of seeing yourself portrayed onscreen.(Photo: Canada's PM Mark Carney and China's President Xi Jinping. Credit: Reuters)