A deadly railway station collapse has prompted months of large protests in Serbia. The governing party criticized the state-controlled broadcaster for covering them. Secretary of State Marco Rubio visited Panama and escalated the confrontation over the Panama Canal. He accused the country of letting China control it.

The trade war may be on hold before it even began in earnest.On Monday, President Donald Trump announced a 30-day pause on tariffs against Mexico and Canada that were to go into effect on Tuesday after both leaders said they would increase measures to slow the flow of fentanyl.

But Mr Trump’s most incendiary claims are reserved for China. The Communist Party, he says, “has subsidised and otherwise incentivised” Chinese firms to “export fentanyl and related precursor chemicals that are used to produce synthetic opioids sold illicitly in the United States”.

Business groups, economists and even some Republicans cautioned that new tariffs on goods from Canada, Mexico and China could undercut U.S. industry and the economy.

According to President Sheinbaum, Mexico has cut a deal with the U.S. to delay the tariffs. Under the deal, she said Mexico is sending another 10,000 members of its national guard to the southern border to combat drug traffickers, while the U.S. has agreed to do more to prevent the trafficking of high-powered weapons to Mexico.

What to know as President Donald Trump imposes steep new tariffs on imports from Canada, Mexico and China, prompting retaliation and countermeasures.

Wall Street opened lower after Trump's tariffs on Mexico, Canada and China, sparking fears of trade wars that'll slow economies and ignite inflation.

By Yoruk Bahceli, Tom Westbrook, Naomi Rovnick and Chuck Mikolajczak LONDON/SINGAPORE/NEW YORK (Reuters) -Financial markets that had anticipated trade wars could be avoided are recalibrating the risks of a sharp global slowdown,