President Trump is alerting countries around the world of impending tariff rates that they will face when sending goods to the United States, hitting prominent trading partners and poorer nations

The president has earned a reputation for bluffing on tariffs. But he has steadily and dramatically raised U.S. tariffs, transforming global trade.

Finding it hard to track the latest U.S. trade policy state of play? Here's a look the deals the president has announced and the rates he's so far threatened to impose in letters to global leaders.