Ooh, that’s a big one,” Donald Trump said Monday as he signed an executive order – one of dozens during his first hours as president – to withdraw the United States from the World Health Organization.

The dollar initially weakened after Trump’s inaugural address did not explicitly announce tariffs, but rallied after he said the US could impose 25 per cent levies on Mexico and Canada. Trump postponed the ban on TikTok but said he “certainly could” put tariffs on China if Beijing failed to approve a deal to sell the app to a US company.

Public health experts say the United States’ departure could cripple the WHO’s operations or leave an opening for China to assume greater control over the agency.

China and Russia vow to elevate relationship as US president issues executive orders on domestic and global issues and delays TikTok ban.

Trump initially removed the U.S. from the WHO in 2020, but Biden reversed his action before it went into effect.

This is the second time Trump tried to withdraw from WHO, with the first attempt in July 2020 at the height of the COVID-19 pandemic.

World Health Organization chief says agency already cutting back on hiring and travel with Trump withdrawal set to hit funding.

President Vladimir V. Putin of Russia praised President Trump’s second inauguration, but the American leader did not return the compliment.

President Donald Trump's order withdrawing the U.S. from the World Health Organization (WHO) has prompted concern that the organization key to fighting global health emergencies will be weakened.

He also signed a flurry of executive orders withdrawing the US from the World Health Organisation and ... discussions with Russian President Vladimir Putin over the three-year-old war in Ukraine.

Donald Trump cast himself both as a peacemaker and fierce defender of US interests in a mercurial return to the White House on Monday, vowing to seize the Panama Canal but also imploring Russia to make a deal on Ukraine.

As part of a rash of executive orders completed on his first day back in the White House, President Donald Trump began the nation’s exit from the World Health Organization. Here, we explain how the withdrawal would work and what it would mean,