Ana Swanson and Tony Romm

The United States has begun investigating Brazil’s trade practices and “anti-corruption interference,” after the president’s criticisms of Brazil’s treatment of Jair Bolsonaro, a Trump ally.

The tariffs on two of America’s closest allies would go into effect Aug. 1, unless the countries reach some kind of trade agreement with the…

The president is set to raise tariffs on steel and aluminum this week, even as the courts are challenging the legitimacy of other levies.

The president also further raised already steep tariffs on China, saying that Beijing should not have retaliated against his earlier trade actions.