Trump Takes Populist Economic Plans to Battleground Michigan (1)

President Donald Trump has relied on social media posts and Washington interviews in recent weeks to flesh out a more populist economic message that he hopes will help Republicans keep control of Congress. On Tuesday he’ll make those arguments in a key battleground state.

As voters express mounting frustration over the president’s economic agenda and the cost of living, Trump will visit a factory making Ford Motor Co. F-150 trucks and promote his tariff and manufacturing policies at an event sponsored by the Detroit Economic Club.

The visit — his third to a bellwether state since early December — comes ...