U.S. President Donald Trump said on Monday that any country that buys oil or gas from Venezuela will pay a 25% tariff on any trades made with the United States. This "secondary tariff" will take effect on April 2, Trump said in a Truth Social post. Trump is imposing the move because, he said, Venezuela has sent "tens of thousands" of people to the United States who have a "very violent nature." Benchmark crude oil futures jumped nearly 1.5% on the news of the tariff. Earlier this month, Trump issued a 30-day wind down of a license that the U.S....