China imposed tariffs on U.S. imports and warned several companies, including Google, of possible sanctions in retaliation for Trump's tariffs. Read also: China supports Trump’s plan to resolve Ukraine crisis,

President Donald Trump's tariff dispute with China, Canada and Mexico over fentanyl smuggling and illegal immigration has led to retaliation by the Chinese government.

Ukrainian President Volodymyr Zelenskiy pored over a once-classified map of vast deposits of rare earths and other critical minerals during an interview with Reuters on Friday, part of a push to appeal to Donald Trump's penchant for a deal.