President Donald Trump could announce his most sweeping tariffs yet Wednesday, unveiling reciprocal tariffs that Trump argues would level the playing field for the U.S. in global trade and would instantly become the hallmark economic policy of his nascent second term, though economists project they would increase inflation this year.

President Donald Trump is likely to dust off a 1930 trade law largely forgotten for decades to back his new reciprocal U.S. tariffs that will match other countries' higher import taxes, trade and legal experts say.

President Donald Trump’s desire to get even on countries by matching tariffs they have on American goods could come at a steep cost.