President Donald Trump has announced he’s levying tariffs of 30% against the European Union and Mexico starting Aug. 1.

The Trump administration is imposing a 17% tariff on most fresh Mexican tomatoes, the federal government said Monday, ending a yearslong agreement with the U.S.' southern neighbor over trade practices.

President Donald Trump in recent days slapped tariffs as high as 50% on dozens of countries, restoring the type of aggressive trade policy that sent stocks plummeting a few months ago. The new round of levies prompted little more than a shrug on Wall Street.

The US is imposing a 17% tariff on most tomatoes imported from Mexico with immediate effect, the government said. The duty came into force after the US withdrew from a long-standing agreement with its southern neighbour, arguing that the deal "had failed to protect US tomato growers from unfairly priced Mexican imports".

America’s biggest trading partners have tried tactics ranging from appeasement to retaliation to avoid higher tariffs. All find themselves faced with similar threats from Washington.

The White House has been trumpeting the absence of tariff-related price hikes as a sign that the president’s agenda is succeeding.

Indonesia also received a letter from Trump last week outlining plans for a 32% tariff on its goods, reportedly bewildering officials who had thought a deal was close. Trump said