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.

Yahoo Finance will chronicle the latest news and updates on Trump's tariffs — from the threats to the eventual policy.