President Donald Trump's tariffs are shifting and changing a week after they were meant to take effect, causing widespread uncertainty and market volatility.

Amid talks of a 'trade war', Donald Trump has now released a statement threatening to hit Europe with severe tariffs on ...

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

It started with tariffs, but the trade war is quickly escalating beyond import taxes into a broader tit-for-tat battle.