President Trump doubled down on the prospect of across-the-board tariffs in a video appearance to business executives and politicians gathered in Davos, Switzerland.

On the first day of this year’s Davos, three Greenpeace campaigners evaded the tight security checks to scale a balcony in the main congress centre and unfurl a banner saying: “Tax the super-rich”. Activists had earlier blocked the Davos heliport.

The World Economic Forum, colloquially called "Davos" after the location at which it's hosted in the Swiss mountains, is a yearly meeting of elites.

The 55 th Annual Meeting of the World Economic Forum opened this week with a powerful message and all-encompassing themes. Klaus Schwab, World Economic Forum Founder and Chairman of the Board of Trustees, global leaders, leaving no doubt about his message: the undeniable need for, in Schwab’s words, Collaboration for the Intelligent Age.

A number of leaders are skipping this week’s World Economic Forum in Davos, including Indian Prime Minister Narendra Modi and Chinese President Xi Jinping.

European Commission President Ursula von der Leyen emphasized the need to break down barriers in the EU's energy sector at the World Economic Forum. Her statement highlighted the importance of investing in next-gen clean energy technologies and diversifying energy supplies.

Trump's second presidency dominated proceedings at the World Economic Forum amid ominous warnings over the looming threat of trade tariffs and his decision to pull the United States out of the Paris climate agreement.

Officials and business executives at the annual gathering in Switzerland said the fight against global climate change would continue with or without the United States.

At the World Economic Forum in Davos, business and government leaders react to Trump's return to office. Yahoo Finance Senior Reporter Jennifer Schonberger reports from Davos to describe JPMorgan's (JPM) optimism for a pro-business environment under President Donald Trump despite concerns over trade.

Europe has entered a new era of harsh geostrategic competition and will have to work together to avoid a global race to the bottom, European Commission President

European Commission President Ursula von der Leyen announced that her first official visit with the new Commission would be to India, signaling an intent to strengthen the strategic partnership with the world's largest democracy.

DAVOS, Switzerland (Reuters) -The European Union wants to engage and negotiate with U.S. President Donald Trump, European Commission President Ursula von der Leyen said on Tuesday, warning of the risk of a "global race to the bottom" using tools such as tariffs.