Critics warn his posture could embolden China to expand ties to Latin American countries, and Russia to continue advances in Ukraine.

The invoking of national security to unravel trade agreements could scramble the international trading system in China’s favor.

President Donald Trump has taken executive action to impose new tariffs on imports from Canada, China and Mexico. The move fulfills campaign promises but also sparked retaliatory moves that could signal an extended trade war with key trading partners and,