Pakistan, July 13 -- President Donald Trump on Saturday announced he's levying tariffs of 30% against the European Union and Mexico starting August 1.

Trump announced the planned tariffs on two of the United States' biggest trade partners in letters posted to his social media account. They are part of an announcement blitz by Trump of new tariffs with allies and foes alike, a bedrock of his 2024 campaign that he said would set the foundation for reviving a US economy that he claims has been ripped off by other nations for decades.

In his letter to Mexico's leader, Trump acknowledged that the country has been helpful in stemming the flow of undocumented migrants and fentanyl into the United States. But he said the country has not done en...